I was expecting maybe a couple of days before the games release, but theoretically a year out? 

It was a pretty rough rendering of what it might be like. Really more of a moving story board.

There's a thread covering this on the Heart of the Swarm boards, if you want the full scoop.

i posted this here, too.  but there's a better thread in the Swarm forum:
http://www.giantbomb.com/starcraft-ii-heart-of-the-swarm/61-24078/heart-of-the-swarm-ending-video-leaked-great-job-blizzard/35-470546/#56

" i posted this here, too.  but there's a better thread in the Swarm forum:
http://www.giantbomb.com/starcraft-ii-heart-of-the-swarm/61-24078/heart-of-the-swarm-ending-video-leaked-great-job-blizzard/35-470546/#56 "