A new  µTorrent 1.9 alpha has been released. UDP is out and UTP is in.
If you have any issues with uploading or downloading, like I have recently, you should give it a try.

Download & Info here [url=http://forum.utorrent.com:80/viewtopic.php?id=49813%5B/url%5B/url%5B/url]http://forum.utorrent.com/viewtopic.php?id=49813[/url[/url[/url[/url]]]]

It has made a significant difference to my upload speeds, even on private trackers.