So - we are at an impasse. Both suspect the other of motivated reasoning and an internal bias that distorts their ability for rational thinking.

It's entirely possible we're both irrational to some degree. But that's irrelevant to answering the question at hand.

Do you claim you are using it regularly and in good faith - enough to honestly form a reliable view on its utility?

I would claim that I am using it in such a way. It would take more effort than I'm prepared to put in to provide evidence of this but please - ask away.

(for the record - I have no financial or professional involvement directly with AI. I simply find the technology fascinating and I use it daily - both playfully and for it's practical utility)