The era of HD movies began at this year CES. I was not able to go to this years event, but gaming blog site Kotaku has been pumping out the coverage. Two important changes to the HD Format wars, MS goes the way of a download service, whereas Bluray seems to have won over HD-DVD.
The Sony articles
The MS article
Having used both systems and Comcast's On Demand, the landscape of home movies is changing. There are positive and negative points for all three delivery systems, but Sony may come out ontop if it can deliver a similiar download service via their PSN Store ala Comcast or Xbox Live.
The UMD is dead. So long unliked friend.