Last Updated: July 29th, 2012
It seems like most books on developing for Android are geared towards beginners and those who are accustomed to developing for other platforms or using other languages, while fewer help you put that extra layer of polish and shine on your app. With hundreds of thousands of apps already on the market for you to compete with, that's exactly what you need: something to kick your app up a notch or two.
Last Updated: October 8th, 2012
Google recently decided to make my life a lot easier by releasing the changelog for Jelly Bean. Cool!
While, of course, I take issue with its thoroughness, it also wasn't all that accurate when it was first published. It's since been corrected, but the internet never forgets. Check out this Google listing:
Yeah... There isn't actually a ringtone editor in Jelly Bean. Google seems to agree, because, after the initial posting, the mention of the editor was completely removed from the changelog.