> I see. I'm not sure what's really happening when we're tapping strings or > pins. It seems to me that we're applying a shock type load to the string - > pin interface. This may serve to immediately break the static friction and > start the string moving relative to the pin, so that the friction between > the two is now a sliding friction, which is substantially lower (which may > also be what's happening when the string is vibrating at the pin). But > still, you would at least be applying the force due to sliding friction, > which might be enough to further indent the cap. > > Phil F Seems to me it would have to. But even if it doesn't, it's at least no better than seating strings in that it doesn't fix the pin being loose in the cap.
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