I could not stand anymore Azureus from Fedora Extras: it stop the transfers out of the blue, some times does not close cleanly, is a nightmare. So a replacement was in order.
I tested bittorrent-gui, also from Extras. It sucks feature-wise, for example you can't limit the download speed.
After a little digging in pirut i found a little gem: the Transmission BitTorrent GUI:
Speaking about interfaces, I can't go over Beryl.
I had problems with Compiz and AIGLX on my Nvidia card, even using the nice instructions provided by Chitlesh. Enter Beryl. I would not talk now about how buggy and slow is, but about the awful user interface for its configurator:
Yeah, I am very negative today, a normal state when nothing around you works.