Most cloud sustainability tools are built for sustainability officers. They pull three-month-old billing data, run it through a proprietary model, and produce a PDF that engineers never see. By the time you know your us-east-1 cluster emits twice as much as us-west-2 would have, it's been running for a quarter. The architecture is locked in. The carbon is already burnt. The only moment you can act
User types "android" into your search box. That's 7 API calls if you wired it the way I did the first time. A few months later I shipped a pagination bug where every infinite-scroll fetch flashed a full-screen loader for half a second. And then there was the Settings screen that needed to refresh the Dashboard when the user changed theme — but Settings couldn't import Dashboard without a circular