Looking forward to reading that. This idea is definitely older than this chapter, though; would be interested to know who first made this observation and when.
EDIT:
Humans are not optimized for intelligence. Rather, we are the first and possibly dumbest species capable of producing a technological civilization.
-- Reducing Long-Term Catastrophic Risks from Artificial Intelligence (in the PDF, not the summary)
Another month has passed and here is a new rationality quotes thread. The usual rules are: