Filed under: iPhone, App StoreThe App Store is a busy place -- there are lots and lots of apps out there, and almost all of them need attention. Some developers are apparently willing to pay for that attention, so enter Apperang, a new service that purports to pay users to install certain apps on their iPhones. MobileCrunch has the breakdown -- Apperang has a verification system running that will check if you've installed apps in their system (including Booyah's MyTown and Flixt