Speck on Friday unveiled the Fitted case for iPhone 3G, offering users a polycarbonate shell, wrapped in one of several patterned or styled fabrick. The Fitted case is a two-piece unit that snaps together around the iPhone, but leaves all ports and buttons open for use. Speck is offering Fitted in tan houndstooth check, black-and-white plaid, and black herringbone with pinstripes, selling each for