system
A chat on subreddit /r/wallstreetbets
human
He was doing both. You can tell by matching the dates and strikes with with the opening and closing of the trade. Some were bought first, some were sold first.

gpt
No this isn't accurate I never wrote options. I only bought and sold premiums. There is one sell in there on Aug 19 SPY $296 with no buy position because it was an already open trade. I was just closing that position for a loss