IT’S LIKE THE KID ON THE PLAYGROUND that everybody wants to be like. Facebook not only has a loyal following, it has a slew of copycats. And these copycatters are showing Facebook the way, unknowingly helping it grow and setting the tone for the online playgrounds that are social networks and shaping Facebook into a mature, intelligent and significant piece of technology. New social networks are emerging like a hailstorm pounding on us from the Internet clouds above. Inevitably these infant networks are not holding suit to Facebook forcing them to recede unnoticed into the night, but not without leaving their stench for the Facebook dogs to pick up. Driving these hopeful many is the notion of innovative new features ...