Do you find yourself whipping about earbuds like boleadoras when you're bored? Here's a pair that can take your abuse. The long-awaited successor to Sleek Audio's famous SA6 'phones -- dubbed the SA7 -- have the same adjustable bass / treble ports and removable cords of their predecessor, but in a case machined from solid aluminum with a carbon fiber shell and titanium screws. Inside, the drivers are cushioned by shock-absorbing silicone that lets them take a 14,000 G beating, which Wikipedia tells us is roughly the same rating as a navigation chip inside an artillery round. The company told Popular Science the
