According to the release notes the GameFly Digital Downloads service should be in Open Beta status (since 12/15). Currently they have a Paradox game sale going on. You can save up to 60% off select titles.
– Mount & Blade: Warband = $11.99
– Hearts of Iron III = $7.99
– Fort Zombie = $3.99
– Sengoku = $11.99
– Pirates of Black Cove = $7.99
– East India Company = $3.99
– East India Company Privateer = $1.99
– East India Company Battle of Trafalger = $1.99
Click here to download the GameFly Digital Downloads beta client.