Mozilla announces they will ship GPC (Global Privacy Control) in Firefox 120. Note : the settings will be done by the user choice and not by default which is the case via DuckDuckGo or Brave cc @mozilla @bravebrowser https://groups.google.com/a/mozilla.org/g/dev-platform/c/373F82Jzcjs/m/ImZKgRNIAQAJ
Maybe, or maybe GPC only provides more bits of information that can be used for fingerprinting.