I'm glad to see someone else already made this comment. It's precisely this type of misappropriated use of the word "theory" in a scientific setting that leads so many people to ignorantly denounce legitimate scientific theories, confusing them for scientific guesswork.
Not to be insensitive to people with vestibular disorders, but why is this the first I'm hearing about this? OSes from Windows to OSX to Linux to Android, etc. etc., have employed various zooming/sliding/wobbling/parallax animations for years now. I've only played with iOS 7 that smallest bit, but is it really so different from everything else that's it's causing a sudden wave of heretofore unseen motion sickness?
Neutrinos are into physicists.