[traek]

> I like G+ for the photo back-up from my Android phone. In fact, that seems to be the killer feature. I wonder what will happen to G+ if Facebook adds a similar feature.

You'll probably find this interesting, then: https://www.facebook.com/help/photosync

Google+ Auto Backup is still far ahead of Facebook's solution for me, though, because of its superior online photo editing and automatic touch-ups.