Again, I'm just coming at it from what I saw, but one is COVID. The amount of effort that had to go into dealing with the problem on the health care front.... It was just like a nuclear bomb went off in terms of the scale of what was happening, so I think that has to be a chunk of it.
I saw a piece of it, just with the PPE supply chain that we had to build up from zero. It was a huge effort to get airplanes to be able to—