Can we have it in the shoes, instead of the floor? Or, some combination of the two, working together? (which may well, in some ways, be akin to the question "w

Can we have it in the shoes, instead of the floor? Or, some combination of the two, working together? (which may well, in some ways, be akin to the question "would you prefer to stand on a conveyor belt, or roller skates?" - but the errant thought occurs regardless..)