And yet another great video from Pop!Tech

“Internet guru Clay Shirky has a unique ability to present the chaos of the Web in stunningly clear terms, as he does here, documenting what a ‘spontaneously, self-assembling, online philanthropic venture’ tells us about the nature of human motivation. Listen as he explains the concept of ‘designing for generosity,’ and what we can learn about it from the Josh Groban Foundation, Napster and a top online mobile phone forum.”