"I can confirm that they are going to use the wind turbines in the offshore wind farm Rødsand 2. And that they are going up to one of the turbines, since they have asked that one of the turbines be put out of production while they are filming."
Could the windmill-thing be called "Tenet" (I mean the windmill corporation if there is one in the movie)? I mean think about it. The title turns around in the teaser and on the website like a windmill.