The best measure of success (if you're a shareholder at least) is this: http://www.macrumors.com/2011/01/31/apple-rakes-in-over-half-of-mobile-phone-industrys-

The best measure of success (if you're a shareholder at least) is this: http://www.macrumors.com/2011/01/31/apple-rakes-in-over-half-of-mobile-phone-industrys-fourth-quarter-profits/ http://www.macrumors.com/2011/01/31/apple-rakes-in-over-half... 50% of the mobile industry profits. Much better metric than units shipped. Doesn't seem to include the iPad either.