CELL PHONE ZAPPERS

While commercially available in Europe (at 200 pounds a little pricey)- A similar sort of "BLASTER" can be made for less than 20 pounds - it "KILLS" all cell-phones (their cell runs to your zapper believing it to be the nearest relay tower) it works within a 5 to 30 meter range.

French are using it in their theatres Some use it in hospitols. Legality is being debated like bawdy ballads on the MC

CDs would probably make wonderful Targets where guns are legal.