After Testing Gemma 4, I Finally Understand The Local AI Hype

I used to think local AI was mostly useful for demos and small experiments. Then I spent a few days testing Gemma 4 on my laptop. The interesting part wasn’t benchmark numbers. It was how usable the model actually felt during normal development work. I tested it with: Rails services old migrations background jobs messy business logic and it handled repository context better than I expected from a local model. It still struggles with bigger architectural decisions and long autonomous tasks, but d