Portable gaming: Is mobile the future?

The gaming industry has gone through a rapid transformation in the past three years. With the smartphone penetration rate climbing, users are increasingly turning to mobile apps to get their gaming fix instead of portable gaming titles for the Nintendo DS or Sony PSP. The Nintendo and Sony franchises are clearly popular in their own right, but their overall market share in the portable gaming market is shrinking. Both companies design consoles as well as games, and have thus far avoided moving into the mobile space. Will Nintendo and Sony be able to ignore the mobile market forever? Should they even worry? Special feature