A down-on-his-luck mechanic transforms outlaw moonshine racing into one of America's biggest spectator sports, overcoming powerful rivals, deadly setbacks, and financial crises to build a billion-dollar sports empire.

A pair of garage tinkerers, a copier company's secret lab, and a college-dropout programmer spark a decades-long battle for the future of computing — shrinking the computer from a room-sized machine to the device billions carry every day.