Jelly Bean added a bunch of stuff that I'm very happy to see as a developer. But it will take a long while for that to trickle down to the user level, even for people who get on Jelly Bean quickly.
On the other hand, this translates into bucketloads of low-hanging fruit if you're an Android developer.
On the other hand, this translates into bucketloads of low-hanging fruit if you're an Android developer.