I was catching up on Eli Noam's periodic contributions to the Financial Times and found his excellent article on the future of mobile entertainment in a July issue of the paper. He points out that, at certain times of the day, there are already more Koreans watching television (DMB) on mobile handsets than on conventional television sets. However, the heart of his argument is that the experience of mobile television is soon likely to be transformed into an immersive, interactive experience that equals or exceeds the quality of watching television on a large screen. This will come about through new display technology involving eyeglasses or "heads up" displays, and other technological improvements.
South Korea's already strong position in multiplayer online games is likely something that can be translated into successful business in mobile multiplayer games. Also, it is worth noting that there is a serious aspect to games. If you don't think so, just check out www.seriosity.com