Arcades still exist, particularly if you're willing to expand your definition a bit. The Musee Mecanique is a remnant of a San Francisco past steeped in amusements for the emergent middle class of the late 19th and early 20th century. Within are some of the oldest coin-op amusements to be found anywhere. We take a trip down memory lane (not our own memories, mind you) with some true cultural predecessors to our favorite form of media.