http://gigazine.net/news/20161003-second-brain/

http://ameblo.jp/yah00-g00gle/entry-12206150776.html

http://headlines.yahoo.co.jp/hl?a=20161004-00000001-kyt-l25

http://www.nhk.or.jp/shutoken-news/20161003/3060431.html

http://www.nikkei.com/article/DGXLASFS26H1H_W6A920C1PP8000/