The document discusses potential alternatives to the current mobile interaction paradigm which is based on touchscreens. It proposes using gestures for interacting with a mobile search app, specifically for a library catalog search. It outlines some example gestures that could be used like tilting or rotating the phone. The document then demonstrates a prototype mobile search app for a library that incorporates gestures. It acknowledges challenges with developing gesture controls including a lack of standards and difficulties implementing more complex gestures. The discussion focuses on moving beyond just touchscreens to explore new interaction methods using a phone's sensors and motion.