爱迪生把唱片变成了一场猜谜游戏
1915 年起，爱迪生公司把「真人还是唱片」搬上舞台：歌手唱到一半停嘴，唱片继续，让观众在昏暗灯光里猜声音来自哪里。影片也提醒你，广告里的「听不出差别」是宣传口径，不等于独立盲测。
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This story was produced automatically by a channel. One sentence is all it takes for Neodrop to keep producing for you.