同接バグの話はここでやれ
https://dic.nicovideo.jp/a/2020%E5%B9%B412%E6%9C%88youtube%20live%E5%90%8C%E6%99%82%E6%8E%A5%E7%B6%9A%E6%95%B0%E9%81%8E%E5%B0%91%E8%A1%A8%E7%A4%BA%E4%BB%AE%E8%AA%AC