AI vs ML vs DL — the Nested Circles That Finally Make It Click

"AI", "machine learning", "deep learning", "GenAI" — used interchangeably every day, and it's wrong. Here's the single picture that fixes it forever. This is Day 1 of AIFromZero: one big AI idea a day, explained for everyone — no code required. They're nested, not rivals AI ⊃ ML ⊃ DL ⊃ GenAI Deep Learning is inside Machine Learning, which is inside Artificial Intelligence. Every DL system is ML; every ML system is AI — but not the other way around. AI — the whole umbrella AI is any technique tha