In the old ones though, you they were not so smooth that you know you'd end up jiggling left and right as well as sort of forward and back. And most people don't know this in the last 10 years or so airplanes. The computer turns the airplane in the air right now. If it's got to make a left turn. No, this is cool. Watch. It's just like what goes on in the rollercoaster. I'm just but I think this through. So what you do is you turn sideways and you throw up and then it goes off at a tangent. Yeah, just evidence. Now, so rollercoasters are like fundamental physics problems