If you've ever wondered whether it's worth it to splurge for premium audio and video cables, join the club. Given the Viagra-like claims of enhancement made by some manufacturers, it's often hard to separate the science from the fiction.
Without some form of protection, gear can be damaged or even destroyed by power surges - short bursts of voltage that exceed the U.S. standard of 120 volts.
Clearly embedded somewhere in America's national psyche is an obsession with getting thin. How else do you explain both the celebrity of Nicole Richie and the craze for flat-panel TVs? In fact, with the increased focus on TVs slim enough to be mounted on a wall, the environment for rear-projection HDTVs has gotten a lot tougher.
Until recently, in-wall speakers were the last choice for anyone who cared about sound quality. Now, thanks to improved technologies and the entrance of major speaker brands into the burgeoning "architectural audio" category, in-wall (and ceiling) speakers are legitimate alternatives in rooms where you either can't or don't want to use freestanding models.