The future is in serials
Apple is now starting to sell 16 tv shows for one low low price. You get the fresh one, and the rest are delivered as they become available.
A long time ago, I called this the milkman's return. Home delivery of milk was a great idea because it spread the cost of making a sale over many, many items.
It's too easy to focus on the one-shot. Instead, someone in the serial business understands that once you've got subscribers, you can spend all your time finding products for your customers instead of searching for customers for your products.