CUPERTINO, Calif. ( TheStreet) -- After a decade of success, Apple's ( AAPL) newest growth supplement is going to be a tough Tablet to swallow. The iPhone has finally cracked the China market, Apple's Fifth Avenue flagship store rakes in more cash than any shop in modern U.S. retailing, and the new crop of iPods will have cameras that could spark a big replacement cycle. Like never before, Apple is at the top of its game. But like any champ, the focus has to be on the next big win. For Apple, the stunning growth streak lives or dies with the upcoming Tablet.