Apps unbound: technology advancements and creative thinking have opened up a new era in the...

Think about mobile applications just a year or so ago, and your thoughts likely would have focused on necessary but mundane tasks such as email, messaging and security. Think about mobile apps now, however, and it's a brave new world, seemingly limited only by a software developer's imagination and tolerance for risk.

All over the world, mobile operators are looking to find the "killer app" that will pique the interest of mobile users and generate a whole lot of recurring revenue. Service providers are struggling to find the right business model to capitalize on the mob