Enable Four-Finger Gestures on Original MacBook Air with Dangerous…

Macrumors forum member michaelb » 11/15/08 7:15pm 11/15/08 7:15pm, in a fit of jealousy over his ladyfriend's new unibody MacBook, decided to try to trick his last-gen MacBook Air into recognizing four-finger gestures. He installed the updated 10.5.5 system from the new MacBook onto his Air, and then through some tricky manipulation of the kernel…