The Secret Message Contained in One Million Checkboxes
Super sweet. Kottke says:
It reminds me of the palimpsest (layered communication) that the aliens use to communicate with Earth in Carl Sagan’s ~Contact~ (and the ~1997 movie~). Not only because of the in-game message left for Royalty but for the way that there turned out to be many ways to “play” or “beat” OMCB.