 Okay. So his thing was, is that the straws that they used to use at McDonald's were like regular straws, more narrow. Yeah. So his belief was, is that if you had widened the- Increased the diameter of it. Increased the diameter of the straw, that people would drink it faster. Yeah. And back then, they used to charge for refills. Oh, yeah. See, so then people would drink it faster while they're eating, and then they come back and get refills, and then they charge for refills back then.