even sed is turing complete. I once did a talk about this at Opensource Bridge: http://tech.bluesmoon.info/2008/09/programming-patterns-in-sed.html http://tech.

even sed is turing complete. I once did a talk about this at Opensource Bridge: http://tech.bluesmoon.info/2008/09/programming-patterns-in-sed.html http://tech.bluesmoon.info/2008/09/programming-patterns-in-s...