Bob Draper wrote:

>Glenn is not the only one to exibit this trait.  Jendo Jando on Naxos has
>started to hum on some of his later recordings.  Particularly in the Haydn
>series.

Similarly, I recall the general confusion in Berlin at a concert two years
ago by Maurizio Pollini with the Berlin Philharmonic under Abbado.  The
disconcerting sound was the pianist accompanying...  himself.  Especially
surprising given the musician's noted reserve.

Robert Gray
Kinograph, Montreal