Thank you, Mo. It's nice to see that somebody gets the big picture.

And thanks, Ray, for the possible explanations. It's good to feel that something makes sense in the world.

I believe that the callers don't need amplification at all, but I don't suppose they would believe me for an instant. They are 40 years younger than me and are conditioned to sound systems. Probably when they were born, the doctor picked up a microphone and said "It's a girl!"