When the IDM asked me to chair a debate at their annual B2B conference, essentially asking whether social media could be bigger than PPC in B2B, I was initially a bit sceptical. These are two very different marketing techniques and disciplines, each operating in different ways – and more significantly whilst one is a current reality, the other is definitely only in its infancy. Frankly I wondered whether the debate was even valid – they just seemed too different. How wrong I was, and this was mostly down to the panel (Fabio Torlini, Rob Pierre, Richard Bush and Chris Warwick)...