I can tell you it's saved the day for me on a few occasions and lord knows it can parse docs better than any human and give you what you want in a clear cogent manner. But it's sometimes flat out wrong, and it's sometimes making things harder than you want, or isn't very context aware no matter how much you try to point it in the right direction.

But it's still good at stuff and saves time.

Early adopter pain is early adopter pain.

What scares me more is we are trading short term gains for long term losses here. And we are destroying the feeder system for senior engineers... and that's going to end horrifically.