Any sufficiently advanced bug is indistinguishable from a feature.

Related:

• Any sufficiently advanced bug is indistinguishable from a feature.
  Rich...
• Any sufficiently advanced bug becomes a
  feature...
• Any sufficiently advanced bureaucracy is indistinguishable
  from molasses...
• Clarke's Third Law:
  Any sufficiently advanced technology is indistinguishable...
• Any sufficiently advanced magic is indistinguishable from technology.
  Niven's...
• Any sufficiently advanced technology is indistinguishable
  from a rigged demo...