With rumors of a new Apple TV set-top box swirling, Apple's brick and mortar stores have launched a one-week promotion offering customers who purchase the current model a $25 iTunes Store gift card, reports 9to5Mac. The promotion naturally sparks speculation that Apple is trying to clear stock of the current model ahead of new hardware. A recent report from Bloomberg claimed, however, that while Apple was aiming for an April introduction of the new Apple TV, a launch would not come until much later in the year around the holiday shopping season. The Apple TV recently received