system
A chat on subreddit /r/me_irl
human
I work in tech so might be biased. But I would say 9:30 to 18pm most of the days
gpt
1800-0930 = 8.5 hrs - 2hr Lunch = 6.5 hrs.

Damn, nice. I work roughly the same schedule, but try to either do a "working lunch" or keep it to ~45 min.