Here is a snip from the well regarded Ars Technica about the effort of Vuze on behalf of P2P users.

Here we go again... maybe. The media company that petitioned the Federal Communications Commission for an investigation of Comcast's peer-to-peer throttling practices is on the warpath once more. This time Vuze has set its sights on Cox Cable, which has made itself a pretty obvious target with its announcement in late January that it will classify P2P traffic in Kansas and Arkansas as "Non-Time Sensitive," and thus "tolerant of delay."

Please see the Ars site for more

Apparently their business model is being hurt by the restrictions imposed by IPS:

Vuze, which describes itself as "the leading destination for downloading and viewing licensed and self-published high-resolution video content online," uses P2P tech to get its content to subscribers. The company offers programming from the BBC and PBS, as well as A&E, The History Channel, and National Geographic

I knew I saw that lil blue frog somewhere :-)