If one word has dominated social media in the second half of 2010, for me it's "curation". We have reached a certain maturity in our interaction with media to question our traditional abdication of curation to others.

Until recently, people we don't know decided what we might like to read, listen to and watch. Our only choice, should we disagree with theirs, was to switch channel; change newspaper; retune the radio. And employ technology like personal video recorders to collect what we might want to watch later.

Now a new breed of services is emerging, sometimes referred to as social news aggregators. Read more