When a projected image appears distorted, specifically when the top of the image is noticeably wider or narrower than the bottom, this common geometric distortion is known as **keystoning**. This visual anomaly, often seen with video projectors or overhead projectors, ...
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When considering massive visual displays, such as those found in cinemas, sports stadiums, large-scale digital signage, or advanced home theater setups, which display technology is best suited for creating the largest screen sizes?