As both you and I said, Elon talks big and has failed to deliver on a ton of things

That does not mean he has achieved nothing incredible.

If John Carmack or Tim Cook or Henry Ford said they were going to make cheap, reliable fusion reactors in every home but never did, they would still be the legends they are for the things they did do successfully. The things they didn’t do don’t change what they did.

The two are unrelated, infact.