3 ms·You know, I'm ok with a physical button press as the authentication method.by wiredfool 9y agoYou know, I'm ok with a physical button press as the authentication method.fredley 9y agoPreferably some kind of hardware on-off switch for the physical microphone.isostatic 9y agoAnd cameraminikites 9y agoMost of the point of "Hey Siri" and similar features is for when your hands are occupied, soiled, or otherwise unavailable.