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

A purple dot on your phone screen often points to pixel or display damage, especially in OLED/AMOLED panels, caused by ...

Apart from processors, one of the many choices you must make while buying a new mobile device is the display type supported by it. Most manufacturers favor AMOLED display. So, what is this new display ...