Self-contained, lightweight, flexible, impenetrable, and I even like the color. I just need to slap a triple-redundant power backup in here, make sure the odds of all three failing aren't exactly a million to one (since million-to-one chances happen nine times out of ten), and I think this'll be part of my standard equipment. Remind me to put Ajax on my list of people to spare when I take over the world.

Just playing around with some stuff and slapped this pic together.