Dead pixels were the bane of every screen owner's existence. Now they've vanished without a trace. What changed?

If a computer monitor is dying, it displays signs or symptoms like Dim colors, Screen flickering, Color distortion, Dead pixels, Backlight bleeding, etc.

Most LCD monitors can't be returned for dead or stuck pixels until you have a certain number. If you only have 3 or 4, for example, you will probably be told just to live with it, which really ...