Would not tuning a piano cause it damage?

[dafischer]

Originally Posted by herr_oberst

\(My mom's piano tuner was blind (totally) and it was fascinating to watch him - but I can't remember how long it took, or maybe he shooed me away. I was a little kid....)

What a coinkydink...My mom's piano tuner was totally blind as well. I don't remember much about the process either, as I was a little kid, also.