This is happening for me sometimes, but it is still sometimes broken. If I try to hit "back" to go from the 2nd video I view to the first video (on plain old reddit.tv), it doesn't work. Otherwise it does. (I'm on OS X FF3)
Back-button support without page reloads is one of the most notoriously difficult features to get working cross-browser....
Back-button support without page reloads is one of the most notoriously difficult features to get working cross-browser....