You talked about testing pedals and the bench and everything.

Okay, here's my checklist.

It's quite easy.

First of all, I stay focused on the points where the pianist is touching the instrument.

So the keyboard and the pedals.

And there are some checks I do very quickly if the keyframe bedding is okay, how is the feeling of the aftertouch with the let-off, if it's equal, and you can feel a lot of regulation steps.

just only by feeling and without looking to the mechanic.

So there's nothing you can do about it? No, no,