One of the beneficiaries of cloud based itunes might be the iMac, which will enable iTunes users to stay synchronised between iMac, Macbook Pro, iPhone, Apple TV and iPad.
Also, the halo effect of iPad and iPhone seems to be holding Apple desktop sales at a flat level, whilst PC manufacturers are in decline.
I believe the market is now between;
i. low end mobile laptop users, who opt for low end Windows machines or tablet format devices.
ii. high end mobile...