Remember when AI engineers actually had to understand math? The top half shows the glory days of hand-crafted algorithms and weeks of debugging custom gradient descent. The bottom half is just us typing "make AI do the thing" into ChatGPT and calling ourselves engineers.
We've gone from spending months fine-tuning decision trees to spending minutes fine-tuning our prompts. The muscles have atrophied, but hey, at least we can ship "AI innovation" before lunch now.