He is talking about a site that it took one person one day to rewrite. Then he writes: '''Ruby’s inheritance, metaprogramming, flexible mixins, and testing cul

He is talking about a site that it took one person one day to rewrite. Then he writes: '''Ruby’s inheritance, metaprogramming, flexible mixins, and testing culture support a fantastically granular ecosystem of encapsulatable, interchangeable, combinable tools.''' This doesn't sound very convincing.