Recently, CNET started measuring input lag. This is the amount of time it takes for a TV or projector to produce an image. In the worse case, excessive input lag can cause lip sync issues. In most cases, it can lead to worse performance with certain games.
Since the article hit, there's been a surge of people ridiculing certain displays as "unacceptable" due to their input lag issues.
Hang on -- unacceptable? Just how important is input lag, anyway?… Read more