A strange little side quest
The fun part of looking behind Relaxing Bus Trip is seeing how many older ideas are still alive in modern play. Arthur Wynne published a diamond-shaped 'Word-Cross' in the New York World on December 21, 1913; the name later shifted to 'Cross-Word' and then 'crossword'. And then there is this: Spacewar! appeared on MIT's PDP-1 in 1962 and became one of the earliest influential computer games shared among programmers. Not bad for a few facts hiding behind a Play button.