Video interview: Chris Brogan talks brands using social media and his view of future trends including google+

Social media entrepreneur, Chris Brogan, president of New Marketing Labs, took time out from speaking at the Social Media World Forum to talk to The Drum about the conversations he is having with brands about their use of social media, how he sees the future of retail online, the growing interest in Pinterest as well as recent changes in Google's algorythm and developments within Google+.