Swarming behavior is an accelerating social force.
Emerging from the global connectedness of cell phones, the Web, Email distribution lists etc., technological swarming is a novel development in Guerrilla warfare, protest, politics, journalism, and every social sphere. Experiment for yourself with some searches.
This one snagged me though: From China to Colorado, consumers are connecting online in coordinated "mob buying" sprees. A Smartforce of hundreds of people ready to purchase big ticket items, swarm temporarily into a collective that sellers are willing to compete for.
Here's a classic shot of a journalistic flash scoop collectively aiming their phonecams at the New York steam pipe explosion.