It also really bears mentioning that Apple used to roll out globally over 3-4 quarters to manage supply. This time they pretty much did the whole world in one quarter. There's some interesting discussion that this presages a new standard 6 month release cycle.
Two months. Let's see how the Spring 2013 ipad was doing two months in.
http://www.slashgear.com/apple-new-ipad-supply-situation-eas...
It also really bears mentioning that Apple used to roll out globally over 3-4 quarters to manage supply. This time they pretty much did the whole world in one quarter. There's some interesting discussion that this presages a new standard 6 month release cycle.