Well he was using it. I'm quite sure they didn't fake it. I'm absolutely sure I couldn't do it.
I'm also remain very certain that Apple is not trying to discourage people from using this thing because it only has a life span of whatever hours of active use. How I know it? Because they have been selling touchscreens for ten years now, under much stronger constraints, without any such shenanigans. And also because it is an incredibly stupid theory.