It's finals. I get it. Your interest in reading about the latest technology trends isn't way high at the moment--you've got bigger and better things to do. Things like checking out cool light sabers--I mean . . . "laser sabers." Because they're totally different. :-)
Sure, these might not slice through metal. But they look like they could. And you can buy them. Or better yet, buy one and give it to me. Because you know you want to.
Read more about them here.