system
A chat on subreddit /r/wallstreetbets
human
Works until it doesn't. Hindsight makes anything seem like a good play.

gpt
From observation stocks tend to go in am and tend to retreat by afternoon.   Lock in small profits in both days vs holding through over long term ,  you would come out ahead.  But I think the biggest help is you are eliminating the risk of gap down next day.  In perfect world,  let a long msft running and day trade another one