There's CV Dazzle [1], but any kind of system would have to be used by several people in a location to be more effective, preferably with people switching thing

There's CV Dazzle [1], but any kind of system would have to be used by several people in a location to be more effective, preferably with people switching things up often. Juggalo or Juggalette face paints could also confuse current recognition systems. [1]: https://cvdazzle.com https://cvdazzle.com