There are 10 types of people. People who understand binary and people who don't.
  Q: How do you tell an introverted computer scientist from an extroverted computer scientist?
A: An extroverted computer scientist looks atyour shoes when he talks to you.
  A: An extroverted computer scientist looks atyour shoes when he talks to you.
Q: how many programmers does it take to change a light bulb?
A: none, that's a hardware problem
  A: none, that's a hardware problem
