That is another hype and will make crypto market crazy again.
That is for sure but it won't be for the crypto market itself but only for his coin. The effect that he does for Dogecoin is huge and that's probably going to be the same as his new coin if ever he'll launch one.
Elon Musk army will become alive again if this will happen. Maybe he can start his own coin in Mars when it has already a sustainable life and community there.
His army is always there. They're just following each of his step and tweet and they're ready to do whatever the signal says to them.