While we in tech and gadget land are trying to read the tea leaves of Apple CEO Tim Cook’s recent cryptic comments on the future of Apple TV, for the media world the uncertainty “is causing a boatload of angst and anticipation,” according to Variety. And after the latest rumor — that Apple is working on a new operating system for its set-top box and plans to preview it at WWDC in two weeks — power players in the TV content delivery business are starting to speak out about it.