Twitter has 400m users. At $8 that's $3.2b/month, $38b/year. This might be a decision most social networks didn't take, and an unpopular one, but if it works it can have massive payoff.
Best estimates are "somewhere around 450k" which is $3.6M/month or $43.2M/year. Which is only $956.8M short of the $1B/year debt servicing he saddled Twitter with. It's a GENIUS PLAN.
Which was November 2022, I think? Not entirely uncoincidentally, one of the most controversial World Cups of recent times was just about to take place which always generates a surge on social media platforms...