A: It's like two particles are connected by a magical string, but not just any string, a STRING OF DOUBT! Because when you measure one, the other instantly knows, even if it's on the other side of the universe! It's like a quantum game of "Telephone" where the message is always distorted and you're never quite sure what's being said.
A: Well, aside from being a fundamental aspect of quantum mechanics, entanglement is also a great excuse to avoid explaining things to your friends and family. "I'm sorry, I'm entangled in another experiment, can't talk right now." Trust us, they'll never question it.
A: We wouldn't recommend it. While it's theoretically possible, we're pretty sure the NSA will have something to say about it. Besides, have you seen the mess it makes when you try to explain it to your cat? Not worth the trouble, if you ask us.