Time for a wireless headphone solution - turn off the speakers and have it so that you can control the mix and levels through the head phones.

You know what I think?

Strip musicians of all volume controls.

Clothes too, as well as pretenses.

You might try giving them ear plugs, one of the reasons people keep turning up is hearing loss caused by the stage volume.

Otherwise it is usually just egonomic.

"Clothes too,"

Rockbands have beat you to it mate.