 And I was like, oh, that's not what bodies naturally do. I'm out. So I tried it like three or four times and whatever they do to like pace that cadence so that they're just lifting their leg at the right time and kind of like hovering and not quite jumping. Or at least that's how I interpreted it when I was trying to coordinate myself in any in any reasonable way to get over a hurdle. And you're calling them what barriers? Is that what you're calling them?