that occasion time. these grueling work sheffield dates back to the one nine hundred sixty s. when south korea was rebuilding after the war with north korea. but these days the government is determined to increase worker productivity south koreans work less efficiently than their counterparts in many industrial states. over the past three years has tried to focus the efforts of its workforce right now chung song is meeting with the head of his department. this cube shaped time i'm is used to make sure that the meeting doesn't go on too long. as you will stop at and you set it up so that it shows how long the meeting should go five minutes or fifteen or an hour and today will do half an hour that's enough. i'm sure. but old habits die hard