the content they show seems to be pretty dynamic, so changing tabs is the actual action you're taking at first, going back will take you to your previous tag, a

the content they show seems to be pretty dynamic, so changing tabs is the actual action you're taking at first, going back will take you to your previous tag, and it will load your video then. Or with the anchor getting you to the videos directly, then the history works differently, since you're actually linking to a video directly. these features are very subtle and useful, probably and definitely not the main focus of the site ;)