More companies are scrambling to develop tools and tech for augmented reality as more mobile users switch to phones powerful enough to run them, reports AP.  Apple’s iPhone 3GS and smart phones with the Google Android operating system are equipped with the processing power and tools, such as GPS, camera and compass, to run augmented reality programs.  Brisk adoption of these devices is driving companies such as Layar to combine Google searches with geo-positioning to not just help users locate what they need but also where to get it.  Existing players such as Yelp, which has a popular iPhone app version of its business directory and consumer reviews service, are incorporating augmented reality into the way they deliver information.  Experts see growth continuing for everything from augmented reality search and marketing, such as those developed by Layar and Yelp, to video games incorporating the technology.

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