[dudul]

The author acknowledges themselves: "The patch that I made was only good for the current Steam version of CK3, on my operating system, with my cpu architecture."

Not counting the fact that a change like that would need to be more thoroughly QA-ed to make sure it doesn't break something at some point.

[sudosysgen]

This is because targets have different binaries. The change in the code is removing one if statement.