Yes, "with": - adds an extra look-up when resolving scope - creates code that sometimes isn't immediately obvious But with this technique you basically get t

Yes, "with": - adds an extra look-up when resolving scope - creates code that sometimes isn't immediately obvious But with this technique you basically get to forget you're writing code in a namespace. You can var myFunc; all you want without polluting the global. And you can put the library in a separate file and reference its exposed methods as if they were written in the body of your application.