So, it's at least not possible to know where I currently am, just where I was a few days or weeks ago.
Some OSM edits add the date of the survey though, so it's possible to know when you were at a place and e.g. confirmed its opening hours. But honestly no one's gonna doxx you or whatever lol
Maybe total DRM enforcement, and clients without widevine only get garbage quality. That'd end yt-dlp for youtube