Used to be, there was only one way to get your game into the hands of gamers. You went through a publisher, the publisher put your game in a box, and that box shipped out to retail stores. That’s changed. Online digital sales are set to soon beat out physical boxed sales, while services like Steam and Xbox LIVE Arcade are raking in the cash straight from gamers. Online distribution is turning into a big business, and many game companies are testing the waters with their own distribution services. So how will you be buying games in the future? Forbes has the story.