According to some sources, it looks like iOS 5 adoption is up to 1/3 of eligible devices: http://www.localytics.com/blog/2011/ios-5-already-powering-1-in-3-elig

According to some sources, it looks like iOS 5 adoption is up to 1/3 of eligible devices: http://www.localytics.com/blog/2011/ios-5-already-powering-1-in-3-eligible-devices/ http://www.localytics.com/blog/2011/ios-5-already-powering-1...