Unions don’t work the same way in all european countries.
In France, the union I belong to is organized by local company and public service, with a spawling system of dual cascading federations by geographic sector and economic sector.
And there are several competing national union organizations which overlap. I don’t know exactly how the other ones are organized
I understand the statement is about in-game stuff, but I’m guessing a lot of game developers have been using GitHub Copilot and this kind of “AI tools” for months.