In a press release, The Diffusion Group (TDG) announced its new report, "The Possibilities and Challenges for Mobile TV". In the release, TDG states that mobile TV subscription services are forecast to double their subscriber base by 2013. This sounds exciting until you find out that this means increasing from 1.6 million this year to 3.3 million subscribers in 2013. That number pales in comparison to other services; for example,...