You could argue that he is bad for crypto in general, because of his doge stuff, which if some of us normal people did we would be in jail. But if you have the good lawyers and the money you can do anything you want, including pump and dump fraud. But on the positive side, more people become aware of bitcoins because of him, even if they might get the impression that it's all a scam. I don't think Elon is helping us. Elon only helps Elon.