Personally, I think the answer might be a hybrid situation. EG. Offer physical DVD rentals out of an existing establishment that's already successful on its own - like a gas station, bar or grocery store.
So Redbox machines, basically? I see quite a few of them around here.
I judge a religion as being good or bad based on whether its adherents become better people as a result of practicing it. - Joe Mullally, computer salesman