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but the term HD means different things to different people, and it's not at all clear what the practical advantages to using HD in the business world might be. Not yet, anyway.EVERYWHERE YOU TURN THESE DAYS PEOPLE ARE TALKING ABOUT HIGH-DEFINITION VIDEO, OTHERWISE KNOWN SIMPLY AS HD. BUT SCARCELY ANYONE STOPS TALKING LONG ENOUGH TO LEARN PRECISELY WHAT HD IS (AND ISN'T), OR TO CONTEMPLATE WHETHER THERE ARE ANY PRACTICAL REASONS FOR INVESTING IN THE EQUIPMENT AND KNOW-HOW NECESSARY TO CREATE AND DISPLAY HD CONTENT, ESPECIALLY IN THE WORKPLACE.