Ice Cream Sandwich has been available for eight months already but is only now installed on 10 percent of active Android devices, according to Google's own numbers. 64 percent of users are still using Gingerbread. As it is already, Jelly Bean, Android's latest, is on its way. Fragmentation is way too much now.
Users are distributed over so many different versions of the OS that it's hard to develop for a wide swath. How is Google going to fix all of this? [Android.com via Business Insider]