He's a futurist longtermist obsessed with humanity prospering into the future and up into the stars. His companies are all about the next step in tech evolution, from neurolink to starlink and tesla and spacex. The theme they all share is not just being tech, but being 'next gen/next step' tech.

Twitter appears like an outlier unless you saw old twitter (and the other social media big players) as a barrier to progress. Which it absolutely was. You want to launch a rocket? Better not wear the wrong shirt designed by a woman or else twitter will tear that accomplishment down.