On: Here's the Most Idiotic and Brilliant App Ever

[Kliment]

There is a camera design that uses exactly this method, unfortunately patented:

http://www.slashgear.com/squinto-throwable-ball-camera-grant...

Prior art, unfortunately also attempting a patent is at:

http://jonaspfeil.de/ballcamera

[schiffern → Kliment]

Unless your phone includes "a substantially spherical housing suitable for being projected into an airborne trajectory", I think you're in the clear.

http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=H...