Please recall that not all credible instruments even HAVE lower guides, so
this expedient is not without its disadvantages.
>Let's not get hung up over transposition just because traditional damping
>technology makes it awkward. It only takes a few minutes to "stand all the
>jacks up" on their lower guides, transpose, and lower the jacks. In the case
>at hand, there would hav been 50 minutes to spare.
>And in my experience, the NEED to transpose arises infrequently. Better by
>much that the musicians don't have to resort to the piano.