At this point, it feels like the Fast and Furious franchise only continues to exist so that it can out-do itself. Each successive film culminates in some insane, how-did-they-do-that car chase sequence straight from the mind of an excitable, sports-car-obsessed 11-year-old. But, in the newest installment of their Fan Service series, Digg examines the anatomy of these massive set pieces and tries to identify what makes them different from the high-octane car chases of old.