Earlier quoted context omitted.
> The standard "function keys can do anything" response is getting old. That "function keys can do anything" is, in my opinion, the exact reason they had to go. They're scary for the typical user. What is F7? You may know, but it's not obvious in any way. That some of them cause destructive actions (e.g. Alt+F4 on Windows) makes it worse - they're scary to many users. And even when after figuring out what some of the…
> That "function keys can do anything" is, in my opinion, the exact reason they had to go. They're scary for the typical user. Then make the whole screen touch enabled and bypass the silly, tiny screen gimmick.
Also, that still requires the actual controls to be on-screen somewhere. With the touch bar, you can opt to not have those controls (e.g. a toolbar in an IDE, or a palette in a visual tool like photoshop) shown on the main display if they're available when contextually relevant, on the touch bar.