(There's actually a nuanced conversation to be had on this - but from your tone, I'm not sure that's what you intended)
For that purpose? It lets me do things I never would have even tried.
Another commenter lives in a different world than you.
LLMs neither have the mechanical reliability we expect from computers (does it the same way every time) nor the flexible reliability we expect from biological intelligences (solves or works around the unexpected sub-problems as they arise).
I find the debate about LLMs rather exhausting. I find them useful and almost every day someone on social media tells me I'm mistaken, lying or merely deluded .