In the early eighties license plate sized tiles began popping up on roads in American cities.  Each bore essentially the same basic text, but contained other text in the margins that varied from tile to tile.  Named the Toynbee Tiles, it is still unknown who was responsible for this street art as it were.  Until today that is.  Join myself and guest host Gaius Terran as we get to the bottom of who was behind the Toynbee Tiles.