Given that Musk's obsession with the "X" moniker goes back to the 90s at least, I imagine it would be more accurate to say his son's name and this rebrand are b

Given that Musk's obsession with the "X" moniker goes back to the 90s at least, I imagine it would be more accurate to say his son's name and this rebrand are both branches from the same tree (see: x.com -> paypal, SpaceX, Tesla model X)