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Great circles are the shortest route. http://en.wikipedia.org/wiki/Great_Circle http://en.wikipedia.org/wiki/Great_Circle

• jlgreco 13y ago
  I'm sensing a great circle joke with s/kerosene/kerosine/
  • foobarbazqux 13y ago
    Please don't drag the conversation off onto a tangent.
    • foobarbazqux 13y ago
      Ok, so admittedly that was a lesser circle joke.