On 1月23日, 上午1时09分, Steven Nelson <steven-nel...@uiowa.edu> wrote: > No, I can't open the first draft because it says it has formatting > which requires ios5.0.1. It is on the iBooks2 bookshelf, but won't > open. One of those Apple planned obsolescence things! ;-) > > --Steve Hope you don't mind I ask - any reasons not to upgrade to iOS 5? This is such a great update.