One feature many people would like mobile device users to have is the ability to project their relatively tiny displays for a larger audience. ATT released a projector phone with an embedded pico projector late last year, various device manufacturers have also created standalone hand held devices.
One of the issues for brighter, more powerful devices has been the lack of a good green laser technology. It appears that there are a variety of technologies that are overcoming the green laser issue.
For businesses this means a further expansion of mobile device capabilities and possibilities to incorporate more gesture based interfaces as the computational capabilities of mobile devices increase. Since the mobile devices is the computer people have with them all the time, expanded capabilities need to be taken seriously.