1 - A Google A Day is now on Google+
2 - Google+: a mobile app with sense and soul - Google Blog
3 - Perfume-puffing robot sniffs out social media mentions - BBC News
Now your nose can tell you when you are being talked about on social networks thanks to a net-connected robot. Called Olly, the robot watches the millions of messages passing through social networks and spots when its owner is mentioned. For every mention or referral Olly emits a waft of scent as a “reward” for the online interaction
