Word: ghosting
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...rationale behind a screen saver was to prevent a phenomenon called burn-in which plagued older generations of computer monitors. When the same image was left on the screen for too long, the phosphorus layer on the surface of the screen would record that image and form a permanent "ghost" image. The "ghost" would then be visible at all times and interfere with the proper working of the monitor...
Screen savers helped avoid the forming of "ghost" images by varying the displayed image on the screen. While they were useful five or six years ago, they are no longer needed on today's computers. Modern monitors are coated with a layer of specially processed phosphorus that resists burning, even when hit by the same electron beam repeatedly for a long period of time...
MUSIC: Marley's Ghost Walks Again...
MUSIC: Marley's Ghost Walks Again...
...move. "These are sustainable economies, absolutely. It's not just another cycle but a permanent, historic shift," says Richard Lamm, the popular three-term former Governor of Colorado who now teaches public policy at the University of Denver. The Rockies' notorious history of booms and busts that created ghost towns as suddenly as gold rushes may be over...