One way to read it is about a guy who does whatever the hell he wants to do. Reading about such people, I imagine, has a motivating effect on highly ambitious, self-driven people.
I doubt Cuban is a serious objectivist or anything, but I don't doubt that the book can be motivating.
The rape scene. Where the girl gets raped and enjoys it. That's actually where I stopped reading, but I'm not a frat-boy jock-asshole.