*At time of release, FLoC was only compatible with Chromium. The other two browser engines (Safari and Firefox) did not immediately add it to their browsers. Firefox specifically announced its intent to avoid FLoC, at that time.<ref>https://digiday.com/media/browser-makers-now-including-mozillas-firefox-are-already-ditching-googles-proposed-cookieless-ad-targeting-method-floc/</ref> | *At time of release, FLoC was only compatible with Chromium. The other two browser engines (Safari and Firefox) did not immediately add it to their browsers. Firefox specifically announced its intent to avoid FLoC, at that time.<ref>https://digiday.com/media/browser-makers-now-including-mozillas-firefox-are-already-ditching-googles-proposed-cookieless-ad-targeting-method-floc/</ref> |