Who ever said that Google can't release odd little apps too. Maybe it will work, but mostly, its a look at what the tech can do and how their minds can be as stretched as those random start-ups you sometimes hear about on Kickstarter.
Sprayscape is interesting. I've played with it, and it is a quirky little tool that allows me to show the world around me, and blank out bits I don't want to share. I'll be using it more I expect, if I remember that its there.
But Google Creative Labs is great. Going in interesting directions and bringing us along for the ride.
All developers are encouraged to build Android Experiments, but today Google is launching one of its own called Sprayscape. It's a weird name, but fairly accurate once you start using the app