This. I was reading someone's blog the other day about how they were rewriting their app in node.js... whereas a few years before that, I remember that they had

This. I was reading someone's blog the other day about how they were rewriting their app in node.js... whereas a few years before that, I remember that they had rewritten the app in rails... Their product could've been so much further along had they just stuck with php/.net (whatever is was originally).