'In a roundabout way Google are more like Pinterest than you think. Both utilising other people’s content.' True, which makes me wonder why Google don't just a

'In a roundabout way Google are more like Pinterest than you think. Both utilising other people’s content.' True, which makes me wonder why Google don't just add a bit of Pinterest-style functionality and then start applying search quality guidelines against Pinterest? I know there are copyright issues but I expect Google would do a better job of linking to the original source - something Pinterest seem unable to do at all?