Just noticed this has had 1.1m views now, which explains why I starting to see some less informed reactions to it starting to crop up now it's broken out of purely tech Twitter https://t.co/XFn8uYb6os
— Simon Willison (@simonw) 3 avril 2026
Just noticed this has had 1.1m views now, which explains why I starting to see some less informed reactions to it starting to crop up now it's broken out of purely tech Twitter Lenny Rachitsky (@lennysan) "Using coding agents well is taking every inch of my 25 years of experience as a software engineer, and it is mentally exhausting. I can fire up four agents in parallel and have them work on four different problems, and by 11am I am wiped out for the day. There is a limit on human cognition. Even if you're not reviewing everything they're doing, how much you can hold in your head at one time. There's a sort of personal skill that we have to learn, which is finding our new limits. What is a responsible way for us to not burn out, and for us to use the time that we have?" @simonw — https://nitter.net/lennysan/status/2039845666680176703#m