Reblogged from MaximumPC Posted 05/18/10 at 06:03:33 PM by Dr. Raymond Soneira By now, you’ve surely seen ads for Sharp’s Quattron four-color technology. George “Mr. Sulu” Takei dons a lab coat, and fawns over Sharp’s introduction of a yellow primary-color sub-pixel to the traditional three-sub-pixel, RGB primary-color arrangement. According to Sharp, this results in “expanding the color gamut and faithfully rendering nearly all colors that can be discerned with the unaided human eye, especially golden yellow.” If you have read this far, you already know that Quattron is just another shameful marketing gimmick. HDTV television and movie content is produced and color-balanced on three-color displays that are accurately calibrated to Rec.709. Sharp’s fourth primary color is yellow, and there isn’t anything for it to do because yellow is already being accurately reproduced with mixtures of the existing red and green primaries. More importantly, a Quattron display can’t show colors that...