Unless there's something I'm missing, he has a long history with being obsessed with naming things "X". Maybe it's a thing he thought about tongue in cheek, but I kind of doubt it's as intentional as folks in this thread are making it out to be.
fwiw, I don't like Elon and I think this whole thread is kinda distracting to actual points about Elon that don't need Olympic size hurdles to understand.