Defying Gravity

In the strict realm of physics, jumping while already airborne is a fundamental impossibility. Yet, in the world of video games, the "e;double jump"e; is one of the most beloved, ubiquitous, and essential mechanics ever programmed. It fundamentally breaks the rules of reality to maximize human enjoyment. The origin of the double jump wasn't born out of a desire for realism, but as a clever progr...