I don't follow the gaited horse scene, so I don't know if these folks typically show in USEF classes. If they do though, I'll bet they'll secede so they can continue torturing horses.
There's a YouTube video here. This schoolgirl's haltingly read yet otherwise excellent presentation of the problems with "action devices" should show my I don't follow the gaited horse scene.
I'd like think the USEF licked the "Big Lick," but I doubt it'll die so easily.