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Webcomic Storyline: 

Help Desk, by Christopher B. Wright

Comic Transcript: 

MARK: Is there any particular reason you guys are doing this now?

RANDOM IT GUY: Security patches.

MARK: Yes, but why now? Why not wait till the evening, when fewer people are on the system?

RANDOM IT GUY: Oh, hey, no can do. We're not authorized to work overtime.

MARK: Ah.

RANDOM IT GUY: Actually, now that I think about it, we are authorized to work overtime. So I guess that's not it.

MARK: Then what --

RANDOM IT GUY: Mostly I think it's that we don't like working late.