and, oscar robertson as well.rian: oscar robertson went on to play at the university of cincinnati and went on to play nba ball. what impact did he have on society when he was in the nba? what did he do? etan: he change the fact that we have free agency and it is something we enjoy right now. brian: what does that mean? etan: i asked him about it in the book. he talked about, the way they had the system before, if a team drafted you, that was it until they didn't want you anymore. you had no rights, no time when you could interview for a different team. there was nothing. you were with that one team. and there was no free agency period, where you could look as if you wanted to play with somebody else or somebody wanted to make you a better offer. or anything like that. so, we can't imagine a situation like that, but that was the norm for them. i asked oscar robertson about what kind of courage did it take for you to do that? how upset were people? oh, he got death threats. like, how dare you? you should just be gr