ZAP!
>>Maybe S&W will use this technology to market a practical, hand held laser! <<
Seriously, you may be onto something. Good for air and land based vehicles as well.
Just as hard drives hold more and more data, imagine a capacitor the size of a coffee cup holding enough energy to power your homes basic electric needs for a day, a week or a month. It could also power “power hungry” weaponry such as lasers.
How about EMP? I could use a small charge focused from the back of my car whenever the flashing blues come on behind me.