Organists have been using foot-keyboards (somehow) for hundreds of years. I'm personally fond of this one though: https://en.wikipedia.org/wiki/Moog_Taurus htt

Organists have been using foot-keyboards (somehow) for hundreds of years. I'm personally fond of this one though: https://en.wikipedia.org/wiki/Moog_Taurus https://en.wikipedia.org/wiki/Moog_Taurus See also this classic instrument, familiar from the late great FAO Schwartz on Fifth Avenue: https://en.wikipedia.org/wiki/Walking_Piano https://en.wikipedia.org/wiki/Walking_Piano