I don't see how he would be a grifter. I just think it's a hilariously stupid, ugly car, that seems to lack a crumple zone. If people want to buy that I'm not going to think less of Elon, but I'm going to wonder how people can look at that thing and not think it's super cringe.
If it fails I'll think fewer people have embarrassingly bad taste, which I guess would be nice.