Ted Dzubia: I'm Going To Scale My Foot Up Your Ass
Engineers love to talk about scalability. It makes us feel like the bad ass, dick-swingin' motherfuckers that we wish we could be.
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Saying "Rails doesn't scale" is like saying "my car doesn't go infinitely fast". Alternatively, saying "We'll have no problems scaling because we're using Django" is like saying "I will win every race because my car is the most powerful". Maybe so, but you suck at driving, and you're up against professionals.