Will Web 2.0 be the toolset we need to change the world?

In the book "Here Comes Everyone" Clay Shirky claims that Web 2.0 gives us, for the first time in history, the tools we need to change the world. Marc Osten (www.summitcollaborative.com) our next hotseat host, asks us whether in fact this leads us yet again down a dangerous road to social inaction and ineffectiveness. Join in the discussions here