[threetango]

Unusual set up.

http://www.usacarry.com/derringer-disguised-smart-phone-ideal-conceals-ccw-innovation/

 

[JoeUSooner]

Interesting idea... but limited application. I would probably not be likely to obtain one, however, since Oklahoma is quite gun-friendly and I already have an adequate backup gun.

 

[SHOOTER13]

Unusual... and probably not quick enough to bring to bear in a SD situation.

I'll stick with this...