Recall that we're talking in the context of TypeScript vs JavaScript. :P I'm not saying that it's impossible for dynamic languages to be able to refactor, but t

Recall that we're talking in the context of TypeScript vs JavaScript. :P I'm not saying that it's impossible for dynamic languages to be able to refactor, but the truth in the industry is that your choice is probably between JavaScript and TypeScript, not JavaScript and VisualWorks Smalltalk. ;)