The AI Masterclass: How ChatGPT and Large Language Models Really Work

Artificial intelligence is advancing faster than almost any technology in history, yet surprisingly few people understand what large language models are actually doing behind the scenes.In this masterclass, Albert Berdellans, Global Head of AI at Inveniam, explains AI in plain English. We explore why ChatGPT doesn't actually "think," how large language models generate answers, why hallucinations occur, what context rot means, and where AI is likely to transform knowledge work over the next decade.Whether you're an investor, business leader, student, or simply curious about artificial intelligence, this conversation provides a practical framework for separating hype from reality.Topics include:• How large language models actually work• Why AI predicts rather than thinks• Hallucinations, context rot, and reasoning• What AI can and cannot do today• AI's impact on finance, healthcare, education, and consulting• Why AI is more likely to augment professionals than replace themIf you enjoy thoughtful conversations about technology, economics, investing, and the forces shaping human progress, subscribe to Exploring Prosperity.Thank you very much to our sponsors: Foundation: Protect your Bitcoin using the latest off-line technology with easy-to-use Passport. Their next product, Passport Prime will protect all passwords off-line with even-better technology. https://foundation.xyz/River Financial: If not cold storage for your Bitcoin, I’d highly recommend River for buying and holding- River is engineered to protect your Bitcoin over the long run. Use this link for discounts: https://river.com/signup?r=T7GGAF7GTimestamps:00:00 AI Isn't Thinking02:00 Why AI Won't Replace People03:08 AI Has No Motivation04:53 Garbage In, Garbage Out06:58 What Is Context Rot?08:16 How Large Language Models Actually Work10:23 Why AI Gives Different Answers11:04 Why AI Hallucinates12:40 Can You Trust AI?14:18 Prediction vs. Reasoning15:11 Why AI Only Sounds Smart16:50 AI's Biggest Real-World Applications18:04 The Spreadsheet Revolution Analogy18:54 Will AI Replace Jobs?20:31 Permanent Due Diligence24:35 AI in Healthcare & Education30:36 Personalized Education32:24 How AI Could Improve Society This is a public episode. If you'd like to discuss this with other subscribers or get access to bonus episodes, visit robertdewey3.substack.com/subscribe