One guy starts an evolution of dancing

Seth Godin writes: “it’s guy #3 who made it a movement.” 
Kyra Gaunt, author of The Games Black Girls Play, comments: "I think [Seth Godin] is actually riffing off the sociological work of Georg Simmel (1950) who argued that the number of people in a group helps form the social relations which take place in that group."

Shout out to Soul Sides for starting the discussion.