My previous article is referenced by my post to Slashdot, and the comments thread has a bunch of good suggestions for watching online.

wwwrench points out a technique for watching the CNN stream of the debates if you have Linux:

You can get it to work [on Linux]: just use VLC media player
http://www.videolan.org/vlc/
and open the video stream:
File->Open Network Stream
check HTTP/HTTPS/FTP/MSS and put in the url http://www.cnn.com/video/live/cnnlive_1.asx

Also, C-SPAN options should be “analyst-free”:

http://www.c-span.org/politics/c-span-Debate-Cam.aspx

http://www.c-span.org/Watch/C-SPAN_rm.aspx

UPDATE 2008-10-16 Brief RTFA analysis here

UPDATE 2008-10-16 Full 1.5-hour C-SPAN video here

UPDATE 2008-10-16 …for something completely fun and different, here’s great live music: John Frusciante, Flea & Omar Rodriguez