A strange little side quest
The fun part of looking behind Dot Connect Puzzle is seeing how many older ideas are still alive in modern play. The first crossword puzzle book appeared in 1924 in a cautious initial printing of 3,600 copies, complete with a free pencil. It also connects to a different milestone: Space Invaders, released in 1978, helped push video games into mainstream popular culture. Not bad for a few facts hiding behind a Play button.