Jim Macklin wrote:
It would be a great weapon for self-defense in the London
and NYC subways [underground] since the government has not
passed any laws against carrying a flashlight [torch] yet.

Besides, you could get one with downloadable ring-tones.
There's an idea, light saber noise for you cellphone. "I've
got to answer this, it is from Yoda"

Answer this I must. From Yoda it is.