From poorly-executed "leaks" to potential legitimate sightings, there's been a lot of hubbub about Google's supposed unified messaging service, likely called Babel. This isn't necessarily surprising. After all, if you asked most Android enthusiasts what feature they most wanted from the platform in its next iteration, you'd hear a lot about unified messaging. We've tried to stay clear of covering every flurry of Babel-related murmurings so far, but today we saw something new – Google+ user Patric Dhawaan posted a screenshot of what he says is a notification in Gmail, triggered when "pruning" his inbox.