Ouch. I've had something similar happen to me, in normal military issue socks. And having ran a few ultras and living with quite an accomplished ultra runner, and regularly photographing ultra events for payment, I'm honestly non-the-wiser why some people have foot problems and some don't.
There was a brief moment there where I was tempted to Photoshop a couple of Heinkels into a couple of those and re-post them.
it is sobering when you walk around the graves, and see how m,any medics and doctors died, mostly R.N. and then in comparison the names of the missing, it is not easy to comprehend, one of my Grandfathers was in the Labour Corps, in at the beginning and then injured a few times, such a wide variety of Society
They are all rather bonkers !