Related:

• One Bell System - it works.
• One Bell System - it sometimes works.
• bells and whistles n. [common] Features added to a program or system to make it more flavorful from a hacker's point of view
  without necessarily adding to its utility for its primary function....
• In order to dial out, it is necessary to broaden one's dimension.
• Be warned that being an expert is more than understanding how a system is supposed to work.
  Expertise is gained by investigating why a system doesn't work....
• A large number of installed systems work by fiat. That is, they work by being declared to work.
  -- Anatol Hol...