See Progress Wheel, See Progress Wheel Spin

[phillip2637]

One of the best bits of sarcastic comedy I've ever read can be found at http://www.doc.ic.ac.uk/~susan/475/unmain.html, except you pretty much need to be a computer programmer to get it

Comments

[madfilkentist]

One more: Define predicates in negative terms, e.g.,
boolean isNotPrime(int x)