First, you should know this about the In Out:
It’s the In Out. Not the In-Out, and certainly not the In/Out. (I learned this the hard way thanks to an e-mailed tongue-lashing from bassist Nick Blakey.)
However, while I’m not sure exactly what the inspiration was for the band’s name, if it was indeed referring to its use in A Clockwork Orange — as in, “a little of the old .