I'd go so far as to say that this is one of the best technical books I've read. I'd been interested in Erlang for a while, but found building anything in OTP so

I'd go so far as to say that this is one of the best technical books I've read. I'd been interested in Erlang for a while, but found building anything in OTP somewhat baffling. I read this and it clicked. I just wish the rest of Erlang's documentation was even half as good as this.