> Scoping is mysterious Exactly how I’ve felt about Ruby or Rails for the last 12 years. There’s always something magic in scope you can’t see. And duck typin

> Scoping is mysterious Exactly how I’ve felt about Ruby or Rails for the last 12 years. There’s always something magic in scope you can’t see. And duck typing all the things means you just have to trace through the code to actually find out what that <thing> parameter really is and what the function is expecting.