They seem to have a TON of songs...about 2500 or so, and they seem to mostly be rock...you can stream them or download mp3's...
All of the video lessons are being moved here:http://markweinguitarlessons.com/
Check out my blog LoveHateGuitar.com and my page: http://markwein.com/
Buy Foundations for Guitar on Amazon.com
nice site and great find Mark, thanks