... broken checkout button. Nobody reports it. They just... leave 3/ Your service worker will cache the broken version even after you fix it. You'll think you shipped a fix, but you didn't 4/ "It works on localhost" means nothing once env vars, redirects, and caching all stack up in production. 5/ The fix is boring: click every button yourself, in incognito, after every deploy. Not glamorous, but it's the only thing that actually catches this stuff Building ... ... solo means you're also the QA team. Act like it. Comment from Sukumar (@sukumar_sukumar1): I've definitely closed site when something didn't work instead of reporting it. Comment from Thomas Jack, MBA(@thomas_jack4): The localhost