Have you ever wished that your hands were mirrored so you thumb was on the outside?
Percussion/marimbist here, so kind of a cousin of yours.
I've always found it... ironic that the most important finger, the one that plays the lowest bass notes and the highest (often melodic) notes have to be played by such an anatomically weak digit.
Have you ever wished your hands were mirrored so you could have more power on the outside?