What you're doing there, if it's purposeful, it's exercise. So for example, when I'm talking, if I'm waving around my hands, if I'm tapping my feet, if I'm-- whatever. That's NEAT. But trying to get yourself-- I'm just going to tap my foot more, well, now if I'm consciously having to do this, then my focus-- I mean, you know how the brain works. Very hard to do-- you don't really do two things at once.