Diki writes:

Wasn't it Irving Berlin, or one of the old time songwriters that could only play in a few keys? He had a special Steinway made that moved the entire action sideways, so that it could sound in different keys! Early high-tech transpositional technology...!
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Diki, that was indeed Irving Berlin. He could only play in one key, F sharp, essentially only black keys.
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最猖獗的人权侵犯 者讨论其他国 家的人权局势而忽略本国严重的人权 问题是何等伪善。