> The authors seem well aware of marketing, calling the > fastest growth cluster "viral" Viral is a description of rate of growth. It makes no statement abou

> The authors seem well aware of marketing, calling the > fastest growth cluster "viral" Viral is a description of rate of growth. It makes no statement about the reason for the growth, so much of the viral growth may have been due to people searching GitHub for keywords that would describe a solution to the problem they're having. I know that's what I do.