if you wire it up so the ballast is external from your growspace then its fine. I gotta couple 70 watters running and they put out less heat than the CFL's i originally had in there.
i haven't been priveleged enough to grow or smoke any exodus cuts, but blue cheese is the best smoke i have ever grown or smoked, i can't overstate how much i love that stuff
And if you had half a brain you would realize i am not saying anything about rootbounding in hydro, I am simply stating that a given mass of roots can support a lot of plant material if given the proper fertilizer and care, and used hydroponics as a verifiable example. If you can grow 8 ozs...
why are you getting so fuckign hostile? You asked people's opinion, then when they give it you act like a total douchebag? What's your problem, did your parents not love you enough or what?