I grew up with Warhol and my brother was a fan. His work was in our local Museum, and I returned to Albright Knox in Buffalo last summer to see (the Cambel soup cans, a variant).

One reason investment remains so high: it's the single best way for rich people to launder money internationally. What's the easiest way to take $117 million in one country, buy a painting, and bring it over the board to another? In a painting. I was reading about this and was struck by how simple yet brillant it is.