It's ramped up significantly in the years since he's been out of office, he's keeping up with the times https://archive.is/e2eyP

Fair assessment on his governing ability, if overstating how much the twitter feuding affects it imo

I think this is mostly true but I definitely wouldn't put it past Trump to randomly go as far if not farther than DeSantis has in Florida. Trump more or less spontaneously had Soleimani assassinated, really almost everything that happened in his admin was more or less random because he was way too coked up to focus on any project for more than a week.