The Doctor: Rose is asking the right sort of questions: Why is it so hot?
Cathica: One minute you’re worried about the Empire and the next minute it’s the central heating.
The Doctor: Oh, never underestimate plumbing. Plumbing’s very important.
— Dr Who 2005 S01E07 - The Long Game
My reinterpretation of the Plan 9 Plummer using dbus and Clojure. It even has a picker implemented in Seesaw/Swing :).