Earlier quoted context omitted.
But it had occurred to other people, and lots of them. You can even watch Tom Cruise pinch-to-zoom, and scroll by waiving his hands. Look at the prior art in the patent itself, e.g.: US5844547 May 9, 1995 Dec 1, 1998 Fujitsu Limited Apparatus for manipulating an object displayed on a display device by using a touch screen US6567102 Nov 25, 2001 May 20, 2003 Compal Electronics Inc. Touch screen using pressure to contr…
Are you honestly contending that if anything depicted in a sci-fi movie cannot qualify as patentable subject matter when actually implemented? E.g., if someone invents a matter transporter as depicted in Star Trek, the inventor cannot patent it?
Disclaimer: I'm completely against patenting UI elements. I'm of the opinion that once they come into existence they're language and patenting language is anti-social behavior.