I'd never heard of it, it's free (hard to monetize), seriously, I'm not sure Google are that worried. There'll always be some hot new fad. I don't think Google

I'd never heard of it, it's free (hard to monetize), seriously, I'm not sure Google are that worried. There'll always be some hot new fad. I don't think Google would be doing any good getting into the game of creating hot new fads.