I haven’t but fucked if I know how.

Switched years ago and never looked back.

This would require a…uh…you should pardon the expression…re-tooling…to really make it work.

I have no problems saying excuse me in a loud clear voice and blasting right through the center of those conversations. Being a performer at the local Renaissance festival for 30 years teaches you how to blow right through crowds with people in the way.

Replace them with a resistor?