Youtube 再生時間 購入: 10 Things I Wish I'd Known Earlier

http://jareddajf523.yousher.com/20-questions-you-should-always-ask-about-youtube-zai-sheng-shi-jian-gou-ru-before-buying-it

Considering that HDMI is a electronic signal, it can not be degraded Substantially before the image and audio will not be more time decipherable. On analog signals, you may get quite a bit of degradation ahead