http://gigazine.net/news/20130220-3doodler/
http://hardware.slashdot.jp/story/13/02/21/0953257/3D%E3%83%97%E3%83%AA%E3%83%B3%E3%82%BF%E3%81%A8%E5%90%8C%E3%81%98%E4%BB%95%E7%B5%84%E3%81%BF%E3%81%AE%E3%80%8C3D%E3%83%9A%E3%83%B3%E3%80%8D%E3%80%81%E4%BB%8A%E5%B9%B4%E7%A7%8B%E3%81%AB%E7%99%BA%E5%A3%B2%E4%BA%88%E5%AE%9A