Yeah I don't want to be unfair or unkind, but his responses in this article seem to reflect rather poorly on his character. The thought process seems to be something like:
"There was an opportunity for someone to gain notoriety and money at a profound cost to the human race. Someone was going to do it. I don't actually feel bad about being the one to benefit, but it is fashionable to pretend to have a conscience about such things."
"There was an opportunity for someone to gain notoriety and money at a profound cost to the human race. Someone was going to do it. I don't actually feel bad about being the one to benefit, but it is fashionable to pretend to have a conscience about such things."