Richard Feynman and the Space Shuttle Challenger investigation
Short video and an excerpt from his report at the link.
Clear thought, clear writing. Feynman was perhaps the most efficient mechanism ever conceived for consuming complexity and pumping out simplicity.
Amen to that, though we have some good ones today, too.
It’s a shame he died so young. We could’ve used 10-20 more years of Feynman.