1. The terrible doors get "fixed" with exactly the wrong patch.
2. Norman worked for Apple but the video specifically references tapping/double tapping and trackpads, illustrated by is clearly an Apple macbook trackpad. I guess that's less of a hardware problem than it is a software one, but the trackpad is remarkably free of affordances and discoverability on its own.
On the other hand, anyone with children can vouch for how dramatically more intuitive a touch screen is.
He will also try to operate the TV the same way, but only when he knows we're driving the HTPC to get him his kids TV show. It is communication, of sorts.
Like what is someone that doesn't know how to read and write English going to do with a keyboard? Would pictograms on everything actually be better? Or course not.