The thing about metaprogramming magic in Ruby is that, it can work okay for one thing, but if you have 2 or 3 or more things all using it to do different things

The thing about metaprogramming magic in Ruby is that, it can work okay for one thing, but if you have 2 or 3 or more things all using it to do different things, it's very likely they'll conflict and blow up in a way that's really difficult to troubleshoot or solve.