Was on the start of the Daily Show 7th April.
http://availabees.com/2016/03/28/the...all-the-shots/
The Inventor
said he can carry a gun - legal permit etc.
but a young boy shouted it out
that he had a gun
as his Jacket moved

I love it.
http://www.unilad.co.uk/technology/t...g-development/
[Kirk Kjellberg is developing the weapon and told CNN Money
that he’s already had over 2,500 email enquiries.]