http://vimeo.com/67728123
Deep within the cockles of a motorcyclist’s heart exists a mysterious vein, a vein with little known evolutionary function but a vein that plays a critical role in the development of a motorcycling Homo sapien. This vein, the dirt vein (from the Latin vena dirticus), is actually a small, glandular recording device that instantaneously increases the human heart rate upon sight, sound, or smell of a dirt bike. The growth of the dirt vein begins in early childhood, usually just after learning to ride a bicycle. It quickly doubles in size as the bicycling homo sapien transitions from sidewalk to dirt, in most cases a few months after the training wheels come off. The dirt vein reaches full maturity at the exact moment when the off-road bicycling Homo sapien encounters a motocross bike for the very first time. The knobby tires, the symphony of combustion, the aroma of exhaust; all stimuli cataloged in perfectly preserved format for the duration of its being. A truly remarkable organism, the fully matured dirt vein replays this encounter routinely during the lifespan of the motorcycling Homo sapien, in some documented cases well over 600,000 times.