The email UI is built out of elements Google calls fragments, which will supposedly be easy to transition down to smartphones, so thumbs up all around.

ENGADGET: Watch Google's Android event in full: Honeycomb on the Xoom, Android Market website, in-app purchases, and Cee-Lo Green

Our research showed that all sorts of big brands which boast about the millions who have given them the thumbs up appear to be "liked" in rather unlikely parts of the world.

BBC: Facebook acts on fake ��likes��