Part 2 of 4 [https://blog.ravinggenius.com/2014/04/22/railsconf-2014/]
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Keynote: Cognitive Depletion (ConFreaks
[http://www.confreaks.com/videos/3336-railsconf-keynote-what-happens-to-everyone-when-everyone-learns-to-code]
)
Yehuda Katz (@wycats)
Set defaults to combat cognitive depletion.
Abstractions are leaky, but they allow one to start building on the 400th floor,
instead of the 5th