Pocket Wizard announced a new set of ETTL II capable radio triggers.
Some of the benefits listed on their site:
Dedicated Canon compatibility
Up to 8 fps
Standard X-sync Speeds up to 1/500 sec. with almost any flash
FP/High Speed Sync up to 1/8000 sec.
Triggers remote flash or camera
Upgradeable and Configurable
Compatible with any PocketWizard for standard triggering
Watch their promo video below. And check out Strobist.com for a review.