So you know there will be a cryptopayment system put in place just don't know what route he will go with.
Create an X coin instead of using an already existing cryptocurrency?
...
remember that he is one of the founders of Paypal... Also remember what the company was called before it was PayPal?
It was called X.com
Yes he wouldn't do a drastic rebrand unless he had something big up his sleeve. And the Doge maxis will no longer get the Elon bumps they used to get as he's now moved onto his own crypto.