I was working in an env where I started to suspect that people I was chatting with were using LLMs. These were people that didn't want to talk to me either way, so there was not much lost here. I suspected that, because the technical expertise they were showcasing when responding to messages would evaporate when talkin f2f
Design docs on the other hand have been fully taken over by the slop machine. They all kind of look the same now, and give off that familiar "I didn't write it so you might as well not read it" vibe.