Firefox doesn't support them either. Most of these are implemented on Chromium, for Google's ChromeOS primarily. They're kinda useless for web browsers, but pe

Firefox doesn't support them either. Most of these are implemented on Chromium, for Google's ChromeOS primarily. They're kinda useless for web browsers, but people see them in Chromium and believe they must be there for a reason other than ChromeOS. Apple and Firefox are doing it right. These things don't have a place in browsers.