<HTML> <HEAD> <TITLE>Re: Shigeru Kawai regulation</TITLE> </HEAD> <BODY> Dave, That technician did have some new techniques that seemed to lack the abilit= y to tie into the scientific method of cause and effect. A little magic dust= kind of treatment, but a classy guy, yes? Dan on 9/10/01 10:17 AM, Kdivad@AOL.COM at Kdivad@AOL.COM wrote: <BLOCKQUOTE>Dan, being at the Kawai demonstration with you I= thought I might bring up the fact that the Kawai technician stated and tried to demonstrate the idea tha= t almost anything done to an action affects the pianos tone, even backcheck <= BR> angle (not changing the checking point).  He even tried to demonstrate= that if you put a little teflon powder on the back check below the hammer catch = point it would change the tone of that particular note.  It was an <BR= > interesting but highly subjective demonstration.  I came away very ske= ptical. Have you or anyone on the list explored this avenue? </BLOCKQUOTE> </BODY> </HTML>