AI is responsible for the "how" — syntax, implementation, debugging, boilerplate code, API integration, test generation. These tasks, which used to occupy 70-80% of a developer's time, are being rapidly automated. Humans are responsible for the "what" and the "why" — requirement judgment, architectural choices, business trade-offs, user insight, and defining system boundaries. These tasks, which were once squeezed out by the heavy burden of implementation, are now the core output.$NVIDIA(NVDA.US)$Microsoft(MSFT.US)$Alphabet - C(GOOG.US)