Related:

• bug-compatible: adj. Said of a design or revision that has been badly compromised by a requirement to be compatible with {fossil}s or {misfeature}s in other programs or (esp.
  ) previous releases of itself. "MS-DOS 2.0 used \ as a path separator to be bug-compatible with some cretin's choice of / as an option character in 1....
• Nothing is 100% certain, bug free or IBM compatible.
• bug-for-bug compatible n. Same as bug-compatible, with the additional implication that much tedious effort went into ensuring that each (known) bug was replicated.
• estriction n. A bug or design error that limits a program's capabilities, and which is sufficiently egregious that nobody can quite work up enough nerve to describe it as a feature.
  Often used (esp. by marketroid types) to make it sound as though some crippling bogosity had been intended by the designers all along, or was forced upon them by arcane technical constraints of a nature no mere user could possibly comprehend (these claims are almost invariably false)....
• bug-for-bug compatible: n. Same as {bug-compatible}, with the additional implication that much tedious effort went into ensuring that each (known) bug was replicated.
  -- The AI Hackers Dictionary...
• hysterical reasons: (also `hysterical raisins') n. A variant on the stock phrase "for historical reaso
  indicating specifically that something must be done in some stupid way for backwards compatibility, and moreover that the feature it must be compatible with was the result of a bad design in the first place....
• hysterical reasons n. (also `hysterical raisins') A variant on the stock phrase "for historical reaso
  indicating specifically that something must be done in some stupid way for backwards compatibility, and moreover that the feature it must be compatible with was the result of a bad design in the first place....
• estriction: n. A {bug} or design error that limits a program's capabilities, and which is sufficiently egregious that nobody can quite work up enough nerve to describe it as a {feature}.
  Often used (esp. by {marketroid} types) to make it sound as though some crippling bogosity had been intended by the designers all along, or was forced upon them by arcane technical constraints of a nature no mere user could possibly comprehend (these claims are almost invariably false)....
• Brief History Of Linux (#18) There are lies, damned lies, and Microsoft brochures Even from the very first day, the Microsoft Marketing Department was at full throttle.
  Vaporware has always been their weapon of choice. Back when MS-DOS 1....