Chicago Opera Theater has a really cool, fun You Tube promotion going on right now that one of the Chicago Sinfonietta musicians recently emailed me about. Kudos to COT for getting this creative, potentially viral marketing idea out to the community. 
Have any of you, our informed and technologically sophisticated users, seen other examples of this type of creative social networking that you would care to share with the rest of us?  Please post your examples so we can check them out!