출처 http://bbs2.ruliweb.daum.net/gaia/do/ruliweb/default/news/521/read?bbsId=G003&itemId=15&articleId=1539406
유튭 http://youtu.be/XyovwDCzcFY
무려 IBM Japan....
http://www.it.co.kr/news/mediaitNewsView.php?nSeq=2753338