.@jackcheng started missing his AI usage limits. When he burned through his weekly Fable quota in a day, his ideas had to wait. Now, lighter models are more capable and efficient, so he started building features before deciding whether they were worthwhile. He noticed the pattern while working on a personal coding tool: He’d think of a new feature and put AI on it, and every time it felt like a small win. Jack has been doing what software engineering leader Will Larson calls…