Having stepped back from his role as CEO of X, though he is thought to be transitioning to a role as executive chairman and chief technology officer, and with so much of his business empire now concentrated in Texas, it would certainly make sense for the business tycoon to establish a personal residence in the area. But will Tesla pay for it? Controversy appears to be a big part of Musk's persona, but let's head back to where it all started for the tech billionaire...