[thfuran]

Or in the situation described

>it got checked into the repository and now the script they used at their last job too has their current job's copyright notice and license on it, and they're perceived as being petty for trying to claw back their own intellectual property

Where someone is causing a fuss trying to claim ownership of something they never actually owned and thinking the other people are the ones being unreasonable.

[TallGuyShort]

Actually every time I've seen something like what I've described above it pre-dated that person's current employment.