Watch Out: How youtube 觀看次數 Is Taking Over and What to Do About It
https://telegra.ph/14-Questions-You-Might-Be-Afraid-to-Ask-About-%E5%A2%9E%E5%8A%A0youtube%E8%A7%80%E7%9C%8B%E6%AC%A1%E6%95%B8-02-04
Another drawback in the mpeg format is usually that you actually need time and complex components and software to transform basic movie into mpeg.