Well, my subscription to A Word A Day finally paid off…

resistentialism (ri-zis-TEN-shul-iz-um) noun

The theory that inanimate objects demonstrate hostile behavior against us.

[Coined by humorist Paul Jennings as a blend of the Latin res (thing) + French resister (to resist) + existentialism (a kind of philosophy).]

If you ever get a feeling that the photocopy machine can sense when you’re tense, short of time, need a document copied before an important meeting, and right then it decides to take a break, you’re not alone. Now you know the word for it. Here’s a report of scientific experiments confirming the validity of this theory:
http://www.uefap.co.uk/writing/exercise/report/clatri.htm