A strange little side quest
Put Run Lala Run next to the history of platform games and a few unexpected connections appear. Sonic the Hedgehog launched in 1991 and turned speed itself into a defining platform-game mechanic. And the history keeps stacking up: Street Fighter II, released in 1991, turned head-to-head arcade fighting into a worldwide phenomenon and helped define the modern fighting-game genre. The screen is modern; the urge to test skill, pattern and timing definitely is not.