How odd! I just finished reading a book about George Antheil yesterday, only to see on Yahoo! News that his “Ballet Mecanique” is about to be performed – with the 16 baby grand pianos and various percussion mechanically controlled, as he originally wished. But the nutty composer called for a 152bpm performance, whereas — apparently — pianos can only be played at 138bpm by machine, and 120 by humans. Interesting…