Insane. Basically a new type of steadycam that uses electronics to keep stable.
If you don't want to read the article, which it does have other videos, just watch this one.
"this has a tilting 12" hd lcd with built in dolby 5:1 surround as well as a red velvet collapsable chair that folds into the battery grip and a small asian who lives behind the sensor and makes you popcorn. it's the same asian who cleans the sensors on all of canon's sensor cleaning bodies so it's not that revolutionary"