The problem I feel with Ruby and RoR apps is that people bang gems together without knowing how those gems do what they promise to do, what those gems depend upon, what those gems monkey patch, what they <i>change</i>.<p>Further down the road, maintenance drowns you.<p>I&#x27;ve rallied against this mindset before, e.g. regards security <a href="http:&#x2F;&#x2F;williamedwardscoder.tumblr.com&#x2F;post&#x2F;43394068341&#x2F;rubys-principle-of-too-much-power" rel="nofollow">http:&#x2F;&#x2F;williamedwardscoder.tumblr.com&#x2F;post&#x2F;43394068341&#x2F;rubys...</a><p>I find large Python apps fairly unmaintainable too, but to a much lesser degree.