A neon arcade game from 1998 holds a Guinness World Record for a 16-hour marathon, has helped players lose up to 150 pounds, is part of public school physical education curricula, and even earned college credit at Caltech. This episode unpacks Dance Dance Revolution, from its 15-millisecond Marvelous timing window and the dance gauge to freeze arrows, shock arrows that blind the screen, and the difficulty scale that had to stretch from 10 to 20 as songs like Valkyrie Dimension demanded 800 to 900 inputs in two minutes.

We cover the unpopular Groove Radar experiment, the extra stage and its instant-fail modifiers, the evolution from CRT cabinets playing Dancemania Eurodance to 55-inch LCD gold cabinets and DDR World's library of over 1,400 songs, the Raw Thrills cabinet problems that frustrated US players, the flimsy home pads, the StepMania ...