Well I would have told you my opinion but you said you are going to be downloading games and we cant talk about that stuff here. You should probably edit that part out.
Actually, he might not be doing something illegal, just thought i would point it out. For example, games that i play, which are free, use bittorrent so that it would ease their bandwidth use. Back to the point, i think Azureus beats them all.
Don't do anythign illicit though, it's not worth it.