Q: how many programmers does it take to change a light bulb?

A: none, that's a hardware problem


  • 3
    This joke is so old, it has an even longer beard than me

    (Which isn't hard)
  • 1
    The joke must be older than reddit..
  • 2
    Programmers first install two light fittings, both with LED bulbs that last 100 years in normal usage.

    Then you never need to change a bulb in your lifetime. :-)
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