Gilead bought http://en.wikipedia.org/wiki/Pharmasset http://en.wikipedia.org/wiki/Pharmasset, discoverers of the $84k drug for $11B in 2011. So that's one plac

Gilead bought http://en.wikipedia.org/wiki/Pharmasset http://en.wikipedia.org/wiki/Pharmasset, discoverers of the $84k drug for $11B in 2011. So that's one place to start.