Flash Mobs, not by Macromedia

OMG, this is SO funny – and harmless, in my opinion. flash mobs Could you imagine? Central park filled suddenly with several hundred people ‘tweeting’ & ‘cockadoodle-doing’ and then suddenly they are gone? Or the Times Square Toys-R-Us filled suddenly with about 300 people gazing at a giant dinosaur as if transfixed and then suddenly…