On my personal project Rails' magic was okay because it simple. However, in my work I have found Rails projects written by really knowledgable Ruby users to be

On my personal project Rails' magic was okay because it simple. However, in my work I have found Rails projects written by really knowledgable Ruby users to be difficult to understand. More than likely it tends to be overuse of dynamic meta-programming. I have worked in several languages sever side and I have never had a problem jumping into a codebase until I had a Ruby project to join.