I keep hearing so much hot air and bluster from social media 'experts' about how talent communities are the way to go. But what does it all mean?

My understanding is that the idea is that companies try and make their customers, or in this instance, potential candidates, talk to each other. Engage in a cosy little chat within an online community with the notion of sharing information,opinion, ideas etc. But why???

Overshadowed only by marriage and buying a home, an individual's…