I met Charles Houston, leader of the first two American expeditions on K2. He approached me to have me explain the mathematics of card shuffling, and I traded a

I met Charles Houston, leader of the first two American expeditions on K2. He approached me to have me explain the mathematics of card shuffling, and I traded an hour listening to him explain the medicine of altitude sickness (which helped me later on some modest climbs). He was on the wrong end of "The Belay" on the second climb, but survived. https://en.wikipedia.org/wiki/Charles_Snead_Houston https://en.wikipedia.org/wiki/Charles_Snead_Houston