A strange little side quest
Grombi trivia break for Ducks Escape: Alexey Pajitnov created Tetris in 1984 after drawing inspiration from pentomino puzzles, then simplified the idea around shapes made from four squares. There is another connection worth keeping in the same mental pocket: Computer Space reached arcades in 1971 and became one of the earliest commercial electronic arcade games, even though its controls proved demanding for many players. That history is one reason familiar mechanics can still feel new when they are recombined well.