We already wished the Apple Store a happy 10th anniversary, looking back to see what's changed (and what hasn't) in a decade of retail presence. Now Apple's tweaking things even more, launching the so-called Apple Store 2.0. iPads have been scattered throughout, deployed to run as mini-kiosks and providing information about various products on display. Users can learn more about any particular gadget on the tablets, figure out pricing, and even hit a button to have a sales associate swing by -- f