:hacking run: [analogy with `bombing run' or `speed run'] n. A
hack session extended long outside normal working times, especially
one longer than 12 hours. May cause you to `change phase the hard
way' (see {phase}).
-- The AI Hackers Dictionary
wrap around: vi. (also n. `wraparound' and v. shorthand
`wrap') 1. [techspeak] The action of a counter that starts over
at zero or at `minus infinity' (see {infinity}) after its
maximum value has been reached, and continues incrementing, either
because it is programmed to do so or because of an overflow (as
when a car's odometer starts over at 0)....