Related:

• That's not a bug! It's a seldom-used, undocumented feature!
• undocumented feature n. See feature.
• Windows 95 undocumented "feature
• Aha! Another "Undocumented Feature"!
• IBM Manual: The following is a heretofore undocumented feature.
  English Translation: It's a bug, it's our fault, and there isn't a damn thing you can do about it....
• Bug? That's not a bug, that's a feature. -- T. John Wendel
• Add a feature... Add a bug...
• It's not a bug, it's not a feature, it's an ENHANCEMENT.
• That's not a bug! it's a Free Enhanced Feature!