https://www.youtube.com/watch?v=HHAR5o_M8PA

https://av.watch.impress.co.jp/docs/news/1103002.html

http://www.itmedia.co.jp/mobile/articles/1801/17/news134.html

https://wired.jp/2018/01/14/vulnerability-patches-take-toll/

Facebook、新しい時間単位「フリック」を発表 https://japan.cnet.com/article/35113535/705600000 https://numbermatics.com/n/705600000/

https://www.youtube.com/watch?v=cwL4nSb9am8

http://www.itmedia.co.jp/lifestyle/articles/1712/29/news010.html

https://www.youtube.com/watch?v=MDWD5Q0lc9I