system
A chat on subreddit /r/wallstreetbets
human
Could you explain how exactly he woulda made millions by OTM Calls &amp; switching to puts yesterday? Total newbie and haven't been following the market recently.  
  
 ELI5

gpt
If I remember right, Market had a huge gap up on that monday and big gap down tuesday (2-3% each I think).  Huge gaps and % changes in the share price=massive % gains on the options.  If he got it right 2 days in a row, he's rich if he played big.