Doc Martens hurt like crazy until broken in. Mine are still not broken in due to a desire to not have open wounds on feet from shoes.

Nikes work.
That being said, Elon's moments on the Joe Rogan Podcast seem interesting but disingenuous. He doesn't regard Joe Rogan as an intellectual peer (nor do I) so he's just all over the place. It's good fun to watch but not worthwhile when we look at value-added from the content.
If you read zerohedge with much vengeance then you'll see they're reporting he's nearly dead. Cest'la vie.