I wrote up a thing about the AI coding agents https://www.neilhenning.dev/posts/five-stages-grief/
Five Stages of Grief With the Rise of AI

I tried copilot in VS Code sometime in 2025 and was thoroughly disappointed with its ability. It felt like a really bad auto-complete at best, making plenty of mistakes and generally being utterly irritating to actually use with its need to constantly pop in as I was typing with long form coding suggestions that were often wrong. I was already predisposed to being negative about AI due to the usual mix of reasons and wrote off all the AI coding tools as useless.

Neil Henning

@neilhenning nice article, I was just drafting a blog post of my own along similar lines :)

It can one shot some stuff impressively but recently working on high performance stuff and multi threading needs a lot of guidance.

I find a lot of unexpected things I need to guide it to do that I would never think to working with a colleague. Such as use the math library and don’t just write dot and mag verbatim every time. Implicit things now need to be explicit and I don’t know until I try