# Ninja Refinery > Refining the Future of Gaming & Technology ## Posts - [How to Start Collecting Pokémon Cards: A Beginner Guide That Saves You Money](http://ninjarefinery.org/gaming/how-to-start-collecting-pokemon-cards/): How to start collecting Pokémon cards: pick a collecting goal, know which products to buy, spot fakes, protect your cards and avoid overpaying. - [How to Sell Pokémon Cards: Where to Sell and How to Get the Best Price](http://ninjarefinery.org/gaming/how-to-sell-pokemon-cards/): How to sell Pokémon cards for the best price: value your cards, choose between eBay, TCGplayer, local shops and buylists, and ship them safely. - [How to Get Pokémon Cards Graded in 2026: Costs, Companies and Steps](http://ninjarefinery.org/gaming/how-to-get-pokemon-cards-graded/): How to get Pokémon cards graded with PSA, CGC, BGS or TAG: what it costs in 2026, how to pick cards worth grading, and how to submit them step by step. - [How to Turn Off Vibration on iPhone: Calls, Keyboard, Alerts or Everything](http://ninjarefinery.org/technology/how-to-turn-off-vibration-on-iphone/): How to turn off vibration on iPhone for calls, texts, the keyboard, system haptics or every vibration at once, with steps for iOS 26. - [How to Set Up a VPN on Any Device (Phone, PC, Router and TV)](http://ninjarefinery.org/vpn/guides/how-to-set-up-a-vpn/): Learn how to set up a VPN on Windows, Mac, iPhone, Android, your router and smart TV, plus how to check it works and fix common setup problems. - [Do I Need a VPN? When It Helps, When It Does Not, and How to Decide](http://ninjarefinery.org/vpn/guides/do-i-need-a-vpn/): Do you need a VPN? See the situations where a VPN genuinely helps, when it adds nothing, and a quick checklist to decide for your own setup. - [How to Clear ChatGPT History: Delete One Chat, All Chats and Memory](http://ninjarefinery.org/ai/how-to-clear-chatgpt-history/): How to clear ChatGPT history on web, iPhone and Android: delete single chats, delete all chats, empty archived chats and remove saved memories. - [Why Is My iPhone Not Charging? 11 Causes and How to Fix Each One](http://ninjarefinery.org/technology/why-is-my-iphone-not-charging/): iPhone not charging? Find out why, from a dirty port or bad cable to Optimized Charging and liquid detection, and fix it step by step. - [How to Get Stardust in Pokémon GO Fast: 12 Methods That Actually Work](http://ninjarefinery.org/gaming/how-to-get-stardust-in-pokemon-go/): How to get Stardust in Pokémon GO: the best farming methods, from Star Pieces and catching to raids, eggs, Rocket battles and GO Battle League. - [How Do I Know If My VPN Is Working? 5 Quick Tests](http://ninjarefinery.org/vpn/guides/how-to-know-if-vpn-is-working/): How to know if your VPN is working: check your IP address, run DNS and WebRTC leak tests, and test the kill switch in a few minutes. - [Is Proton VPN Safe? Audits, Privacy Record and Free Plan Explained](http://ninjarefinery.org/vpn/guides/is-proton-vpn-safe/): Is Proton VPN safe to use? We look at its no-logs audits, Swiss jurisdiction, open-source apps, the free plan and the limits you should know about. - [Claude vs ChatGPT: What Is the Difference and Which One Is Better?](http://ninjarefinery.org/ai/claude-vs-chatgpt/): Claude vs ChatGPT compared on writing, coding, research, images, voice, pricing and privacy, with a clear pick for different kinds of users. - [Is Copilot the Same as ChatGPT? How They Differ and Which to Use](http://ninjarefinery.org/ai/is-copilot-the-same-as-chatgpt/): Is Microsoft Copilot the same as ChatGPT? Both use OpenAI models, but they differ in features, data access, pricing and where they work. Here is how. - [Why Is My ChatGPT Not Working? 12 Fixes That Actually Work](http://ninjarefinery.org/ai/why-is-chatgpt-not-working/): ChatGPT not working? Find the cause fast: outages, network errors, browser issues, usage limits and app bugs, with a fix for each one. - [How to Turn Off a VPN on iPhone, Android, Windows, Mac and Chrome](http://ninjarefinery.org/vpn/guides/how-to-turn-off-vpn/): Step-by-step instructions to turn off a VPN on iPhone, Android, Windows 11, Mac and Chrome, plus how to remove a VPN profile completely. - [How to Turn Off the Pop-Up Blocker on iPhone (Safari, Chrome and More)](http://ninjarefinery.org/technology/how-to-turn-off-pop-up-blocker-on-iphone/): Turn off the pop-up blocker on iPhone in Safari, Chrome, Firefox and Edge, allow pop-ups for one site safely, and turn the blocker back on afterwards. - [When Did Pokémon Cards Come Out? A Timeline From 1996 to Today](http://ninjarefinery.org/gaming/when-did-pokemon-cards-come-out/): When did Pokémon cards come out? The first cards launched in Japan in October 1996 and in the US in January 1999. Here is the full timeline. - [Can You Upload Videos to ChatGPT? What Works and 4 Reliable Workarounds](http://ninjarefinery.org/ai/can-you-upload-videos-to-chatgpt/): Can you upload videos to ChatGPT? Here is what it can and cannot do with video files, plus four workarounds to get summaries and analysis from any video. - [How to See Deleted Messages on iPhone (and Get Them Back)](http://ninjarefinery.org/technology/how-to-see-deleted-messages-on-iphone/): How to see deleted messages on iPhone using Recently Deleted, iCloud, a Mac or an older backup, and what to do once the 30-day window has passed. - [iPhone Screen Black but Phone Working? How to Fix It Step by Step](http://ninjarefinery.org/technology/iphone-screen-black-but-phone-working/): Your iPhone rings and vibrates but the screen is black? Try these fixes in order, from a force restart and accessibility settings to display repair. - [Is NotebookLM Free? What You Get Without Paying and Where the Limits Are](http://ninjarefinery.org/ai/is-notebooklm-free/): Is NotebookLM free? Yes. The free plan gives you up to 100 notebooks and 50 sources each, with daily caps on chats and Audio Overviews. Full limits here. - [Does Turnitin Check for AI? How Its AI Detection Works and What It Misses](http://ninjarefinery.org/ai/does-turnitin-check-for-ai/): Does Turnitin check for AI? Yes. It scans essays for AI-written text and shows instructors a percentage. Here is what it detects, misses and gets wrong. - [What Is an AI Agent? A Plain-English Guide With Real Examples](http://ninjarefinery.org/ai/what-is-an-ai-agent/): What is an AI agent? It is software that uses an AI model to plan steps, use tools and finish a task on its own. See how agents work, with examples. - [How Much Water Does AI Use Per Prompt? The Real Numbers Explained](http://ninjarefinery.org/ai/how-much-water-does-ai-use-per-prompt/): How much water does AI use per prompt? Google says 0.26 ml for a Gemini text prompt, about five drops. See why other estimates are far higher. - [How to Put an iPhone in Recovery Mode (Every Model)](http://ninjarefinery.org/technology/how-to-put-iphone-in-recovery-mode/): How to put iPhone in recovery mode: connect it to a computer, press volume up, volume down, then hold the side button. Steps for every model inside. - [How to Get Water Out of an iPhone Safely (Speaker and Charging Port)](http://ninjarefinery.org/technology/how-to-get-water-out-of-iphone/): How to get water out of iPhone: wipe it dry, tap it gently with the port facing down, and leave it in moving air. What to avoid and when to charge. - [Windows 11 Home vs Pro: What Is the Difference and Which Do You Need?](http://ninjarefinery.org/technology/windows-11-home-vs-pro/): Windows 11 Home vs Pro: Pro adds BitLocker, Remote Desktop hosting, Hyper-V, Sandbox and business tools. Performance is the same. See which you need. - [How to Turn Off Caps Lock on a Chromebook (and Turn It On Again)](http://ninjarefinery.org/technology/how-to-turn-off-caps-lock-on-chromebook/): How to turn off caps lock on Chromebook: press Alt + Search, or just tap Shift. See every shortcut, how to add a Caps Lock key, and fixes if it sticks. - [Gemini Pricing 2026: Every Plan Explained (Free, AI Plus, AI Pro, AI Ultra)](http://ninjarefinery.org/ai/gemini-pricing/): Gemini pricing in 2026: Free costs $0, Google AI Plus is $4.99/mo, AI Pro is $19.99/mo and AI Ultra starts at $99.99/mo. See what each plan includes. - [Why Do We Need the Domain Name System (DNS)? A Simple Explanation](http://ninjarefinery.org/vpn/guides/why-do-we-need-dns/): We need the Domain Name System (DNS) because it turns names like google.com into the IP addresses computers use. See how DNS works, why it matters and what breaks without it. - [How to Change Your Wi-Fi Channel (and Pick the Best One) in 5 Minutes](http://ninjarefinery.org/technology/how-to-change-wifi-channel/): How to change Wi-Fi channel: log in to your router at 192.168.0.1 or 192.168.1.1 (or its app), open Wireless settings and pick a less crowded channel like 1, 6 or 11. - [How to Look Up an IP Address (Yours, a Website's or Any Device's)](http://ninjarefinery.org/vpn/guides/how-to-look-up-ip-address/): How to look up an IP address: search "what is my IP" for yours, use ipconfig for your local IP, nslookup for a website, and WHOIS or RDAP to see who owns an IP. - [How to Check Battery Health on iPhone (and What the Numbers Mean)](http://ninjarefinery.org/technology/battery-health-check-iphone/): To check battery health on iPhone, go to Settings > Battery > Battery Health. Learn what Maximum Capacity, cycle count and peak performance messages mean. - [ChatGPT Student Discount 2026: How to Get 4 Free Months of ChatGPT Plus](http://ninjarefinery.org/ai/chatgpt-student-discount/): The ChatGPT student discount gives eligible US college students 4 free months of ChatGPT Plus. Claim by Oct 31, 2026. Eligibility, steps and fine print. - [SuperGrok Explained: Price, Features and Whether It Is Worth It in 2026](http://ninjarefinery.org/ai/super-grok/): SuperGrok is xAI's paid Grok subscription. SuperGrok costs $30/month; Lite is $10, Plus $100 and Heavy $300. See features, X Premium+ and if it is worth it. - [Best Free VPN for PC in 2026 (Safe Options for Windows and Mac)](http://ninjarefinery.org/vpn/guides/free-vpn-for-pc/): The best free VPN for PC is Proton VPN Free: no data cap, no ads and a no-logs policy. Compare TunnelBear, Windscribe, Cloudflare WARP and Opera before you install. - [Grass Type Pokémon: Weaknesses, Strengths and the Best Ones to Use](http://ninjarefinery.org/gaming/grass-type-pokemon/): Grass type Pokémon are weak to Fire, Ice, Poison, Flying and Bug, and strong against Water, Ground and Rock. Full type chart, starters and best Grass Pokémon. - [How to Factory Reset a PS5 (Before Selling It or to Fix Problems)](http://ninjarefinery.org/gaming/how-to-factory-reset-ps5/): How to factory reset PS5: go to Settings, System, System Software, Reset Options, then Reset Your Console. What to back up first and Safe Mode steps. - [Fire Type Pokémon Guide: Weaknesses, Matchups and the Strongest Picks](http://ninjarefinery.org/gaming/fire-type-pokemon/): Fire type Pokémon are weak to Water, Ground and Rock, and strong against Grass, Ice, Bug and Steel. Full matchup chart, all Fire starters and the best picks. - [AI Photo Detector: Best Free Tools to Check If an Image Is AI-Generated](http://ninjarefinery.org/ai/ai-photo-detector/): An AI photo detector checks whether an image was made by AI. Compare Hive, AI or Not, Illuminarty, SynthID in Gemini and Content Credentials, plus manual checks. - [Is Claude Free to Use? What the Free Plan Includes (and When to Pay)](http://ninjarefinery.org/ai/is-claude-free-to-use/): Yes, Claude is free to use with a free account. See what the free plan includes, its limits, and when Claude Pro ($20/mo) or Max (from $100/mo) is worth it. - [How to Fix a Printer Offline Error on Windows and Mac (10 Fixes That Work)](http://ninjarefinery.org/technology/how-to-fix-printer-offline/): How to fix printer offline: restart the printer, check Wi-Fi or USB, turn off Use Printer Offline, clear the print queue and reinstall the driver. Full guide. - [How to Factory Reset an HP Laptop (Windows 11, With or Without a Password)](http://ninjarefinery.org/technology/how-to-factory-reset-hp-laptop/): How to factory reset an HP laptop: go to Settings > System > Recovery > Reset PC, or press F11 at startup. Covers backups, no-password resets and HP Cloud Recovery. - [How to Check Your Wi-Fi Speed (Phone, Laptop and Router) the Right Way](http://ninjarefinery.org/technology/how-to-check-wifi-speed/): How to check Wi-Fi speed: run a test on Speedtest, Fast.com or Cloudflare from your device. Learn what download, upload and ping mean and what speed is good. - [Fighting Type Pokémon: What They Beat, What Beats Them and Who to Use](http://ninjarefinery.org/gaming/fighting-type-pokemon/): Fighting type Pokémon are weak to Flying, Psychic and Fairy, and hit Normal, Ice, Rock, Dark and Steel super effectively. Chart, tips and the best Fighting types. - [Best Minecraft Farms to Build First (Easy Survival Farms Ranked)](http://ninjarefinery.org/gaming/best-minecraft-farms/): The best Minecraft farm to build first is a simple wheat and carrot farm, then sugar cane, chickens, kelp, iron and XP farms. What each gives you and how to start. - [Minecraft House Ideas: 12 Builds From Easy Starter Homes to Big Bases](http://ninjarefinery.org/gaming/minecraft-house-ideas/): Need a Minecraft house? Try 12 house ideas from easy survival starter homes to modern, cottage and underground bases, with a step-by-step starter build. - [What Is Secure DNS? How to Turn It On in Chrome, Windows, Android and iPhone](http://ninjarefinery.org/vpn/guides/secure-dns/): Secure DNS encrypts your DNS lookups (DNS over HTTPS or TLS) so your ISP and public Wi-Fi cannot see the sites you look up. How to enable it on every device. - [VPN Detection: How Websites Know You Are Using a VPN (and What You Can Do)](http://ninjarefinery.org/vpn/guides/vpn-detection/): VPN detection uses IP reputation databases, DNS and WebRTC leaks, time zone mismatches and traffic analysis. Learn how sites spot VPNs and how to check your setup. - [How Much Storage Does the PS5 Have? Every Model and How to Add More](http://ninjarefinery.org/gaming/how-much-storage-does-the-ps5-have/): How much storage does the PS5 have? 825GB on the original, 1TB on the slim model and 2TB on the PS5 Pro. See usable space and how to expand it. - [Pokemon Fire Red vs Leaf Green: Every Difference and Which to Pick](http://ninjarefinery.org/gaming/pokemon-fire-red-vs-leaf-green/): Pokemon Fire Red vs Leaf Green: the only real difference is which Pokemon you can catch. See both lists of version exclusives and which game suits you. - [What Is Double VPN? How It Works and Whether You Actually Need It](http://ninjarefinery.org/vpn/guides/what-is-double-vpn/): What is double VPN? It sends your traffic through two VPN servers and encrypts it twice. See how it works, what it costs in speed and who needs it. - [What Is a Reverse Proxy? How It Works and How It Differs From a VPN](http://ninjarefinery.org/vpn/guides/what-is-a-reverse-proxy/): What is a reverse proxy? It is a server that sits in front of websites and passes visitor requests to them. See how it works and how it differs from a VPN. - [Does a VPN Change Your IP Address? What Changes and What Stays the Same](http://ninjarefinery.org/vpn/guides/does-a-vpn-change-your-ip-address/): Does VPN change IP address? Yes. Websites see the VPN server address in place of your public IP. Your local IP stays the same. How to check it here. - [iCloud Private Relay vs VPN: What Each One Protects and Which You Need](http://ninjarefinery.org/vpn/guides/icloud-private-relay-vs-vpn/): iCloud Private Relay vs VPN: Private Relay hides your Safari browsing and IP address, while a VPN protects every app and lets you pick a location. - [How to Install Claude Code on Windows, Mac and Linux (Step by Step)](http://ninjarefinery.org/ai/how-to-install-claude-code/): How to install Claude Code: run one command in your terminal on macOS, Linux or Windows. Requirements, exact commands, first login and common fixes. - [Why Does My iPhone Say No SIM? 9 Fixes That Actually Work](http://ninjarefinery.org/technology/why-does-my-iphone-say-no-sim/): Why does my iPhone say No SIM? Usually a loose SIM, a software glitch, outdated carrier settings or an inactive plan. Try these fixes in order. - [How to Use Discord on Xbox: Link Your Account, Join Voice and Stream](http://ninjarefinery.org/gaming/how-to-use-discord-on-xbox/): How to use Discord on Xbox: link your Discord and Xbox accounts, then open Parties & chats and pick Discord to join a voice channel. Full steps inside. - [What Is the Fastest Car in GTA 5? Story Mode and GTA Online Ranked](http://ninjarefinery.org/gaming/what-is-the-fastest-car-in-gta-5/): What is the fastest car in GTA 5? In story mode it is the Truffade Z-Type. In GTA Online it is the Grotti Cartuccia GT at 139 mph. Full rankings inside. - [Why Does My VPN Keep Disconnecting? 10 Causes and How to Fix Each One](http://ninjarefinery.org/vpn/guides/why-does-my-vpn-keep-disconnecting/): Why does my VPN keep disconnecting? Usually an unstable network, battery-saving settings, the wrong protocol or a crowded server. Fix each one here. - [iPhone Air vs 17 Pro: Which One Should You Buy?](http://ninjarefinery.org/technology/iphone-air-vs-17-pro/): iPhone Air vs 17 Pro: the Air is thinner and lighter with a bigger screen, the 17 Pro has better cameras and battery life. Here is how to choose. - [How Is AI Detected in Writing? What Detectors Really Look For](http://ninjarefinery.org/ai/how-is-ai-detected-in-writing/): How is AI detected in writing? Detectors measure how predictable and uniform the text is. Here is what they check and why they get it wrong. - [How to Sync Messages From iPhone to Mac (and Fix It When It Fails)](http://ninjarefinery.org/technology/how-to-sync-messages-from-iphone-to-mac/): How to sync messages from iPhone to Mac: sign in to the same Apple Account on both, then turn on Messages in iCloud on each device. Full steps inside. - [How to See Recently Deleted Apps on iPhone and Reinstall Them](http://ninjarefinery.org/technology/how-to-see-recently-deleted-apps-on-iphone/): How to see recently deleted apps on iPhone: open the App Store, tap your account, then Apps & Purchase History, Your Apps and Not on this iPhone. - [How to Change the Alarm Sound on iPhone (Step by Step)](http://ninjarefinery.org/technology/how-to-change-alarm-sound-on-iphone/): How to change alarm sound on iPhone: open Clock, tap Alarms, tap Edit, choose the alarm, then tap Sound. Plus songs, volume and wake-up alarms. - [iPhone 17 vs 17 Pro: Every Difference That Matters Before You Buy](http://ninjarefinery.org/technology/iphone-17-vs-17-pro/): iPhone 17 vs 17 Pro: the Pro adds a 4x telephoto camera, A19 Pro chip, longer battery life and faster USB-C. See what is the same and which to buy now. - [Is Copilot Down? How to Check Its Status and Fix It When It Is Not Working](http://ninjarefinery.org/ai/is-copilot-down/): Is Copilot down or is it just you? Check the official status pages in under a minute, then try these fixes if the problem is on your side. - [What Is Microsoft 365 Copilot and What Can It Actually Do?](http://ninjarefinery.org/ai/what-is-microsoft-365-copilot/): What is Microsoft 365 Copilot? It is the paid AI assistant inside Word, Excel, PowerPoint, Outlook and Teams that works with your company data. - [How Does AI Work? A Simple Explanation for Beginners](http://ninjarefinery.org/ai/how-does-ai-work/): How does AI work? It learns patterns from huge amounts of data, then uses those patterns to predict an answer. Here is the process in plain English. - [9 Best Character AI Alternatives in 2026 (Free and Paid)](http://ninjarefinery.org/ai/character-ai-alternatives/): The best Character AI alternatives in 2026 are Janitor AI, Talkie, Chai, Kindroid, Nomi, Replika, Poe, NovelAI and SillyTavern. See who each one suits. - [Demon Slayer Game: Best Titles to Play in 2026, Prices, Platforms, and Which One to Buy](http://ninjarefinery.org/gaming/demon-slayer-game-best-titles-to-play-in-2026-prices-platforms-and-which-one-to-buy/): The best Demon Slayer game right now is Demon Slayer -Kimetsu no Yaiba- The Hinokami Chronicles 2, SEGA's August 2025 arena fighter, which sells for $59.99 in the US on PlayStation, Xbox, Nintendo Switch, and Steam. - [Cyberpunk 2077 Endings Explained: All 7 Finales, How to Unlock Them, and What Each One Costs V](http://ninjarefinery.org/gaming/cyberpunk-2077-endings-explained/): Cyberpunk 2077 doesn't end with a boss fight. It ends with a conversation. - [What Are Tokens in AI and Why They Cost You Money](http://ninjarefinery.org/ai/what-are-tokens-in-ai-and-why-they-cost-you-money/): A token is the unit AI models read and write in roughly four characters of English, or about three-quarters of a word and it's the unit you're billed in, because providers charge for every token going in and every token coming out. - [VPN Protocols Compared: WireGuard, OpenVPN, IKEv2, L2TP, SSTP, PPTP](http://ninjarefinery.org/vpn/guides/vpn-protocols-compared-wireguard-openvpn-ikev2-l2tp-sstp-pptp/): Six protocols sit in this comparison, but they aren't six options. - [VPN Tunneling Explained](http://ninjarefinery.org/vpn/guides/vpn-tunneling-explained/): A VPN tunnel is what happens when your device wraps each outgoing data packet inside a second packet addressed to the VPN server. - [How AI Chatbots Actually Generate Text](http://ninjarefinery.org/ai/how-ai-chatbots-actually-generate-text/): An AI chatbot generates text by handing your message plus a hidden set of instructions and your entire conversation so far to a language model, which produces one token at a time until it emits a signal to stop. - [WireGuard vs OpenVPN: Speed and Security Compared](http://ninjarefinery.org/vpn/guides/wireguard-vs-openvpn-speed-and-security-compared/): WireGuard is the faster protocol and OpenVPN is the more flexible one, and on security there is no meaningful winner both are sound, they simply fail in different directions. - [What Is Artificial Intelligence?](http://ninjarefinery.org/ai/what-is-artificial-intelligence/): Artificial intelligence is software that learns patterns from data and uses them to produce outputs, rather than following rules a programmer wrote by hand. - [What Is a Context Window and Why It Runs Out](http://ninjarefinery.org/ai/what-is-a-context-window-and-why-it-runs-out/): A context window is the maximum amount of text an AI model can hold in view at one time, measured in tokens, and it runs out because everything competes for the same fixed budget your instructions, the whole conversation so far, any files you uploaded, and the reply the model is currently writing. - [What Is a VPN and How Does It Work?](http://ninjarefinery.org/vpn/guides/what-is-a-vpn-and-how-does-it-work/): A VPN, or virtual private network, is an app that encrypts everything your device sends to the internet and routes it through a server run by the VPN company. - [Genspark AI Review: What It Does Well, What It Really Costs, and Who Should Use It](http://ninjarefinery.org/ai/genspark-ai/): Genspark is an AI workspace that turns one prompt into a finished deliverable, like a slide deck, a spreadsheet, a research report, or even a phone call made on your behalf. - [Gumloop AI in 2026: A Plain-English Guide to the No-Code Agent Builder](http://ninjarefinery.org/ai/gumloop-ai/): Picture a sales team that starts every week the same way. - [The Best AI Assistant in 2026: Which One Should You Actually Use?](http://ninjarefinery.org/ai/the-best-ai-assistant-in-2026-which-one-should-you-actually-use/): Ask ten people which AI assistant is best and you'll get ten answers, and most of them will be right for that person. - [Blooket Join: How to Join a Blooket Game With a Code (2026)](http://ninjarefinery.org/gaming/blooket-join-how-to-join-a-blooket-game-with-a-code-2026/): That’s all most players need. - [What Is an IPsec VPN? How It Works, Where It's Used, and How to Keep It Secure](http://ninjarefinery.org/vpn/what-is-an-ipsec-vpn-how-it-works-where-its-used-and-how-to-keep-it-secure/): If your company's branch office talks to headquarters, or your cloud servers connect back to an on-premises data center, there's a good chance an IPsec VPN is doing the work. - [Winston AI Review (2026): Accuracy, Pricing, Features and Who It’s For](http://ninjarefinery.org/ai/winston-ai-review-2026-accuracy-pricing-features-and-who-its-for/): Winston AI is a paid AI content detector and plagiarism checker. You give it text, and it estimates how likely it is that a human wrote it. - [Wheel of Names: How to Use It Well & Is It Fair?](http://ninjarefinery.org/gaming/wheel-of-names-how-to-use-it-well-is-it-fair/): A wheel of names is an online spinner that picks one entry from a list you type in. ## Pages - [Terms & Conditions](http://ninjarefinery.org/terms-conditions/): Welcome to Ninja Refinery. These Terms & Conditions govern your use of https://ninjarefinery.org/. - [Privacy Policy](http://ninjarefinery.org/privacy-policy/): Welcome to Ninja Refinery ("we," "our," or "us"). Our website is available at https://ninjarefinery.org/. - [About](http://ninjarefinery.org/about/): Ninja Refinery is an independent website that explains technology in plain English. - [Contact](http://ninjarefinery.org/contact/): Have a question, suggestion, partnership idea, or collaboration opportunity? We’d love to hear from you. - [Blog](http://ninjarefinery.org/blog/) - [Home](http://ninjarefinery.org/): How to start collecting Pokémon cards: pick a collecting goal, know which products to buy, spot fakes, protect your cards and avoid overpaying. ## Optional - [Agent (MCP protocol)](websites-agents.hostinger.com/ninjarefinery.org/mcp) [comment]: # (Generated by Hostinger Tools Plugin)