Yes
It can speed up the process quite a bit, but needs handholding and someone to add in personality
exolymph on Hacker News
In the thread “Ask HN: How are you using GPT to be productive?”
Helped: Generating first drafts to speed up the writing process.
Got in the way: Output lacks personality and requires significant manual improvement.
… I've been using GPT4 via Lex.page to generate crappy first drafts which I then improve and expand. It can speed up the process quite a bit, but needs handholding and someone to add in personality.