I've picked up and perused "Into That Darkness" on several occasions. For some reason I love reading books about "evil" men/women (does that require inverted commas?).
It would be good to have a thread (if one doesn't exist) of online articles that are worth reading, too. I'm always reading articles from The New Yorker, e.g.
Baboon, since you liked ''King of the World'', this compilation of Remnick's articles for TNY is really good, has brilliant pieces on Mike Tyson as well as Solzenhitsyn, Putin, Philip Roth...