Well, if the troublemaker is allowed to show the code from his own laptop, you might not see the problem.

Normally, when we do code reviews, I just ask for the repository location and branch or tag name. I check it out myself to review before we meet as a group.

"Criminal lawsuit"

These two things don't go together in most jurisdictions.

In the US, only the "State" can file a criminal lawsuit. Imagine trying to explain this crime to a county prosecutor!

It's called "private prosecution". And there are still a few parts of the US where it is possible.

https://en.wikipedia.org/wiki/Private_prosecution#United_Sta...