system
A chat on subreddit /r/wallstreetbets
human
I'm 99% sure it was supposed to be a joke, a silly trolling endeavour, that he framed so poorly and unfunnily that he had no option but to follow through on.
gpt
If it was purely a joke he wouldn't have bought up shares silently for months before that tweet. And even if it was just a joke, it would be still be an illegal pump considering the amount of shares he owned at the time.