Originally Posted by pgtravel
I have to be honest, I love that trivia game. Being able to play against others on the plane just makes it a lot more fun. That being said, I never had to do more than barely brush the screen with my finger to make it work. I wonder what happens to the screens as they age? Do they become less sensitive to the touch? That could be a big problem.
It depends on the technology of the screen.
Some could become less sensitive but most of them won't ever change as they are truly sensing the touch, not the pressure.
I recall reading about an incident where flies crawling on a dirty touch screen were being recorded as clicks.