Screen Saver still needed?
It's interesting when I see screen savers shipped and turned on with today's notebooks and computers bundled with Liquid Crystal Display (LCD). Screen saver is a technology invented decades ago to prevent static images from burning into cathode ray tube (CRT) monitors. Originally screen saver were as simple as blanking the screen after inactivity time-out. As processing power increased, new fancy screen savers, such as aquarium, took over.
Today, notebook and laptop computers have built-in LCD. And many desktop computers today are also shipped with LCD. Unlike CRT monitors, LCD's do not have the burn-in effect. Therefore, you can leave static images on the LCD as long as you desire. Thus, it begs the question: "Do we still need screen savers?"
I purchased an lcd monitor several months ago. it just occured to me while I was watching my screen saver did I really need one I thought not, but its always reassuring to have confirmation on such matters. thank you kindly.
Unfortunately you are only partially right. Yes, it is true to say that LCDs do not have image burn in problems, BUT they do have what is referred to as "image persistence." Now this is NOT a permanent effect, according to many LCD manufacturers, but I've got to say, I have had the same Excel toolbar showing up on my work pc's monitor for the past six months without any fading. Once again according to LCD manufacturers there are a couple ways to deal with this:
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