3) Get rid of the bots - Either a) it's not that big of a problem or b) it's a big problem, but will greatly reduce the number of users and impressions used to drive advertising revenue
Plus, there's no clear growth plan as it's not an attractive platform for youth or young adults.
Of course, it's possible Elon moves mountains and turns it into a thriving business, but it's not clear at this point in time how that happens.
Smart guy though, he walked it back just in time. I'm sure he'll point to that tweet, and it's timing, whenever his legal counsel eventually tells him that, yes, very much so they need to ban certain folks. And like most of the time when playing to (that particular crowd), it won't matter when his hypocrisy (or pandering) is exposed.