Everything About AI: The Complete Masterclass (Everything in One Video)

The entire series in one place — 37 topics, about 1:14:22. Clean diagrams, plain English, no hype. Use the chapters to jump to any topic. ⏱ Chapters: 0:00 Your Next Laptop Runs AI With the Wi-Fi Off 1:16 7B? 70B? How a Giant AI Model Fits on Your Laptop 3:16 How an AI Actually Works (It Just Predicts the Next Word) 5:01 What is RAG? (How AI Reads Your Documents) 6:36 What Are AI Agents? (LLMs That Actually DO Things) 8:14 Why Does AI Forget? (Context Windows Explained) 9:40 Prompt Engineering That Actually Works 10:50 Why AI Makes Things Up (Hallucinations Explained) 11:55 Embeddings: How AI Understands Meaning 13:07 Fine-Tuning vs RAG: Which Should You Use? 14:13 Cloud vs Local AI: Which Should You Use? 15:20 How Is an AI Actually Trained? (The 3 Stages Explained) 17:44 How AI Generates Images (Diffusion Explained) 19:43 Reasoning Models: Why 'Thinking' AI Is Different 21:42 Why AI Needs GPUs (and Why Nvidia Is Huge) 23:53 What is MCP? The Standard Connecting AI to Everything 25:51 Vector Databases: The Memory Behind AI Search 28:08 How Apps Talk to AI: The API, Explained Simply 30:08 Multi-Agent AI: Why One AI Hands Off to Many 31:48 AI Memory: Why ChatGPT Forgets (And How It Fakes It) 33:39 Run AI Locally: Match the Model to Your Memory 35:37 AI Coding Assistants: What's Really Happening 37:41 Open vs Closed AI: Which Should You Actually Use? 39:24 The Strawberry Problem: How AI Really Reads Text 41:15 Prompt Injection: The Hidden Note That Hijacks AI 43:23 AI Alignment: What the Paperclip Problem Warns Us 45:33 Watch an AI Agent Book a Flight (Step by Step) 47:54 How AI Agents Click and Type Like a Human 50:28 Why AI Forgets You — and How Agent Memory Fixes It 53:25 The Math That Makes AI Agents Fail 64% of the Time 56:30 Stop Before You Connect an AI Agent to Your Email 59:13 Stop Overpaying for AI: Chatbot vs Automation vs Agent 1:01:56 Why AI Is on Your Electricity Bill 1:04:11 Inside an AI Data Center (What's Actually In There) 1:06:35 How AI Data Centers Actually Use Water 1:09:06 One Company Designs Nearly Every AI Chip 1:11:40 AI Answers Got 100x Cheaper in Two Years 🔔 New explainers weekly + daily Shorts. Subscribe and tech it away. #techexplained #technology #ai