So ummm...yeah she can crush her forehand
It seems like she still has a lot of room to improve too, can get better at serving, better at constructing points and not just going for it, better at the net. But when you have natural power like she has and the guts to go for broke, she might win many more majors in the era of players playing it safe. Or she might be a one and done who had the two weeks of her life. I guess we're about to find out.