Woah, good catch.You can have all the Photoshopping in the world, but if you can't get your type right, then it's easy to spot the fakes or wishful thinking.
Check out the difference between the lower-case 'a' in that picture and the one here.
Apple's version of Myriad Pro doesn't look like that. Nice try but not quite up to spec.
Don't forget that iTunes traditionally stands out from the rest...even now it has different scrollbars...colour scheme looks too much like Windows media player. I don't think they will be changing iTunes now they have a unified theme to all there consumer apps. I say fake!