its not a jurnalist coming up with this its from a paper. And as far as i understand they took information on satelite mass increasefrom another paper which had a “a comprehensive body of data”(https://ui.adsabs.harvard.edu/abs/2020AGUFMGC0420004H)

Its just a normal mx switch hollowed out and a magnet stuck in

No they’re MX footprint but instead of closing a switch they’re moving a magnet.