Youtube 再生回数 없이는 세상이 어떻게 보일까?

http://andrescxju144.lucialpiazzale.com/youtube-zai-sheng-hui-shu-zengyasu-ijgoissneun-11gaji

Even cables with crafted-in repeaters normally permit for an exterior electric power source being attached. This is just a little added safety for the signal and could be a good idea according to the situation