It all sounds to me like an American take on Post-Dubstep, with some meaty R&B overtones to make it flavoursome. I like it.

Anyway - I've made a Spotify playlist to keep me amused:
http://open.spotify.com/user/digitaltenderness/playlist/5tahlOKpVXLrPTtwOgblgM

Someone really needs to come up with a better name for this subgenre.
Any suggestions?