Related:

• yellow wire n. [IBM] Repair wires used when connectors (especially ribbon connectors) got broken due to some schlemiel pinching them
  or to reconnect cut traces after the FE mistakenly cut one. Compare blue wire, purple wire...
• purple wire: [IBM] n. Wire installed by Field Engineers to work around problems discovered during testing or debugging.
  These are called `purple wires' even when (as is frequently the case) their actual physical color is yellow....
• blue wire: [IBM] n. Patch wires added to circuit boards at the factory to correct design or fabrication problems.
  These may be necessary if there hasn't been time to design and qualify another board version....
• ed wire: [IBM] n. Patch wires installed by programmers who have no business mucking with the hardware.
  It is said that the only thing more dangerous than a hardware guy with a code patch is a {softy} with a soldering iron....
• purple wire n. [IBM] Wire installed by Field Engineers to work around problems discovered during testing or debugging.
  These are called `purple wires' even when (as is frequently the case) their actual physical color is yellow....
• ed wire n. [IBM] Patch wires installed by programmers who have no business mucking with the hardware.
  It is said that the only thing more dangerous than a hardware guy with a code patch is a softy with a soldering iron....
• To disarm detonator, cut the red wire. But first, cut the blue one.
• blue wire n. [IBM] Patch wires (esp. 30 AWG gauge) added to circuit boards at the factory to correct design or fabrication problems.
  Blue wire is not necessarily blue, the term describes function rather than color....
• Yes, cut the red wire! I'm sure that's right! -- Famous Last Word