Adobe InMarket is a brand new Adobe AIR application distribution and monetization service from Adobe. Developers can publish and manage their applications in multiple app stores through the InMarket Portal for free (for now). Adobe takes care of credit card processing, hosting, and marketing, in exchange for 30% of the sales revenue.
By far coolest aspect of Adobe InMarket is its shockingly simple licensing API. The integration process is as simple as downloading the licensing.swc and adding five lines of code into your application.
Here is an example from the InMarket documentation: