These articles come from lessons learned while building Eterna Clarity and the operating system I use to run it. Some of the most misleading moments in building software happen when the page looks finished. The button is there. The layout is polished. The flow works in a test account. The code has been merged. It is very easy to look at that and think the product has moved forward. Then production reminds you that a product is larger than its frontend. I learned this repeatedly while buil...