By the time Street Fighter II: The World Warrior debuted in North America in 1991, the arcade side of the industry was all but irrelevant. The throngs of teens who’d once crowded around Pac-Man and Donkey Kong were gone, their only vestiges the gum wads stuck on the back of the well-worn machines. Computer and console games had moved far beyond the days of slavishly imitating these games and now offered much longer and more sophisticated experiences.