How Google cleverly improved Android without releasing Android 4.3 at Google I/O
How do you deliver a new mobile operating system version without actually making it available for download? Give developers the tools to add new features through APIs and services: No muss, no fuss, and no additional device fragmentation.
Google Still Doesn't Have An Answer For Why Your Android Phone Is Out Of Date
Did a white Nexus 4 with Android 4.3 hide out at Google IO?
Four Features We Want to See in Android (and How to Get Them) - Lifehacker