system
A chat on subreddit /r/wallstreetbets
human
Question: why would this be a concern? 
  
 It makes sense people that at the same company may just by chance buy the same stock, especially if it as popular as say... Apple.

gpt
Arbitrary rules from compliance.  
  
 We also can't play fantasy football or any fantasy sports, use bovada, or gamble at all. If you're caught you're fired on the spot. I'm not sure how prevalent it is, because I never really tested it, but it was pretty widely known. A lot of book clubs popped up, though 🤔