They can be scrubbed to eliminate the call homes but not really feasible for how they are shared. It's basically an ai tool that connect ip address relationshipsto how files are shared and unmasks online usernames. At least with mp4 only the host server or ISP would have to be a willing participant but they both lose sight after the file is downloaded or shared offline or on another platform. Webm keeps the tracking alive and it depends on the original author/host to scrub the file before sharing. Not any malicious actor can purposefully share the file to get clicks and ip info. The font server is run by google. The system is for google. Data is meant for masters of the universe.