Spruiking, Breadcrumbs & Marching.

A cultural phenomenon has emerged on Flickr. It is beyond our control.

Whispers in David Attenborough voice, crouching low...
Can you see it? Resembling the broadcast spawning of colonial coral, there is a proliferation of "come here!", "do this!", "join!" and "you're the best thing eva!" virtual tchatchkes covering photo comments on Flickr. An entirely emergent phenomenon, these "spores" are all over the place.

Someone should write a Ph.D.