I know of at least 3 dynamically typed systems that can rename a method automatically in the whole system in one click. And move instVars to super and other tri

I know of at least 3 dynamically typed systems that can rename a method automatically in the whole system in one click. And move instVars to super and other tricky things like that before Eclipse was in the womb. I'm talking do those refactorings in year 1999.