My keyboard fits in my pocket. I never have to deal with using a computer that doesn't have it. And, as a bonus feature, you look like a mega-hacker when you ta

My keyboard fits in my pocket. I never have to deal with using a computer that doesn't have it. And, as a bonus feature, you look like a mega-hacker when you take some hand-soldered circuit-board-looking keyboard out of your pockets with blank keycaps and plug it into a computer.