2018
https://mobile.twitter.com/addyosmani/status/1082177515618295808
    https://developers.google.com/web/updates/2018/09/inside-browser-part4
    https://developers.google.com/web/updates/2018/09/inside-browser-part3
    https://developers.google.com/web/updates/2018/09/inside-browser-part2
    https://developers.google.com/web/updates/2018/09/inside-browser-part1
https://blog.logrocket.com/how-browser-rendering-works-behind-the-scenes-6782b0e8fb10