BBC: Perfume-puffing robot sniffs out social media mentions

I find the idea of a social media-driven air freshener strangely disturbing.

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.

BBC News - Perfume-puffing robot sniffs out social media mentions