Excellent chapter from the documentary Moon Machines about the Apollo guidance software (worth getting the whole thing on Amazon if you like this sort of thing), told from the point of view of the people who built the machines, rather than the astronauts.<p><a href="http:&#x2F;&#x2F;www.dailymotion.com&#x2F;video&#x2F;xxxiij_moon-machines-2008-part-3-the-navigation-computer_tech" rel="nofollow">http:&#x2F;&#x2F;www.dailymotion.com&#x2F;video&#x2F;xxxiij_moon-machines-2008-p...</a><p><a href="http:&#x2F;&#x2F;www.amazon.com&#x2F;Moon-Machines-Robert-Seamans&#x2F;dp&#x2F;B0026IQTR2" rel="nofollow">http:&#x2F;&#x2F;www.amazon.com&#x2F;Moon-Machines-Robert-Seamans&#x2F;dp&#x2F;B0026I...</a>