Apple CEO Steve Jobs intended to wow the faithful at Macworld Expo with the ultra-thin MacBook Air computer and iTunes digital movie rentals. Apple stock dropped, and consumers yearned for another transforming iPhone-like device. But there was far more going on than meets the eye. The initial wave of digital interactivity has conditioned consumers, businesses and investors to live on the edge of a tidal wave of big-bang developments. In 2008, those will continue--and Apple's actions, even if tangential, will lead the way.