Rich over at Digital Foundry sent word that he's given New Xbox Experience the proverbial seeing to, posting seven HD movies on various aspects of the new 360 UI and a ton of detailed loading time stats to show where you're going to benefit most from installing games to the hard drive.

The loading stats are:

Hit the link for all the videos and a bunch of tech s**t. It's got most of the stuff you want to know, probably.