Of course DJ is not clean. I'm not sure he claims to be. He just doesn't go around talking about it.
I'm not a big fan of DJ, but more about his ego of of everything he does or puts out is the biggest, most, best ever crap. He is a good human being I believe.
I'm not so sure about all the openness going on in the bodybuilding community about use. I think it is like dangling it in front of LE's faces and eventually people are going to get bit by the animal they are teasing.