jfruhlinger writes "In the upcoming Olympics, competitors will take part in the 'modern' pentathlon, designed in 1912 to simulate the skills a cavalry officer would need when trapped behind enemy lines. ITworld.com has developed a new set of competitions — untangling cables! code obfuscation! — that are a bit more relevant to the modern geek." Don't be too smug, though: Naturalist points out a story indicating that "Exercisers learn faster, remember more, think clearer and bounce back more easily from brain injuries such as a stroke."