Bike messengers are daily presences in Manhattan and, in the summer, if you are lucky enough to spot one that is not whizzing by on the street, you can see some pretty interesting ink. In almost four years of Tattoosday's existence, I don't think I've ever featured a tattoo on a bike messenger, as they tend to be at work and/or in motion whenever I feel inclined to stop one.However, last month, I
