You might end up beaten, or even dead, but, the perpetrators may end up not going through with their attacks if they know that everything is being recorded and that they will eventually end up arrested or in prison. There is a deterrent effect with being videotapes, as witnessed by cameras in shops and in homes currently. Only the those most intent on committing crimes at any cost, will carry out their evil deeds.
Youre sadly deluded and will probably die in your autonomous car while I will live a long life.
Videos are why Antifa thugs wear masks.