Of course, of course. At the time though, it was expected that this would change the face of computing - no more keyboards! No more mice! No, this is more like Star Trek where you glance down at some geometric assemblage of colored shapes and tap several in random succession to immediately bring up the data you were looking for.
That, uh, did not happen.
The trackpad and trackpoint of my aging linux laptop stop working if the thing gets its lid shut. The touchscreen continues to work just fine, however. It turns out that while two stupid things can’t make a good thing, they can sometimes cancel each other out.