They have long hit the limits of that building, they rent space in a DC across the lake, but salaries being too expensive, they built one in Eastern Europe. They probably regret that by now, moreover the PM of the host country is openly hostile to international orgs. Btw cern is recruiting disposable temp technicians through AstroTurfing. Even looking for a full stack dev! See other post. Their pr and tv studio(!) is bigger than some experiments.
Now that a grain of salt has been handed over, go ahead and downvote as usual.