(Day 2 - Beginner AI Series) How AI Actually Learns: The Training Story Nobody Tells You

You met the "brain" yesterday: billions of tiny weights that turn text into predictions. Today's obvious question: who set those weights in the first place? Spoiler: no one sat down and typed them in by hand. The model learned them, the hard way, by failing over and over again and getting tiny nudges in a better direction. Wait, so who chose the weights? When you talk to an AI model, you're seeing the finished brain. All the learning already happened earlier during