Amid Apple’s strong fiscal second-quarter results and continued promise of new products and services, was the burgeoning growth of Apple TV, Apple’s $99 set-top box that’s rapidly changing industries and causing competitors to pick their heads up and take notice. On Wednesday night’s earnings call, CEO Tim Cook touched on the issue after an analyst asked why Cook no longer referred to Apple TV as a hobby. Previously, former CEO Steve Jobs and Cook have both referred to Apple TV as a hobby, but noted that something more could be there, though it wasn’t quite clear yet. Cook said the reason he took the hobby label off of Apple TV was the enormous revenue it drove for Apple in 2013. “The reason