To Be Picture-Perfect, a Choice of 3

... But these growing sales don't necessarily mean that everybody has a clear idea of what they're buying. In the pre-HDTV days, TV shopping was a simple business: All you had to do was take the width of your TV stand and cross-reference it against the thickness of your wallet. But the advent of new technologies has made things a little confusing. Plasma? LCD? DLP? These are some of the terms you might not have been faced with if you haven't gone shopping in more than a few years. ... washingtonpost.com link