Hey Sean, I once put a tiny square of aluminum foil up against the backside of a female... and got the snot slapped out of me.
Wait a Minute Do those Cardas Caps Work
I do a little tweaking of my own and can justify the application and expense, but my friend actually said that when he put the caps on the unused balanced and unbalanced inputs/ outputs he actually heard a difference. I have Jeff Rowland gear and will it really make a difference because those things aren't cheap ! Your thoughts Audiogoner's