Mac OS 9 had a voice login option. In my experience, it did not work very well because my voice when I first woke up in the morning was very different from my v

Mac OS 9 had a voice login option. In my experience, it did not work very well because my voice when I first woke up in the morning was very different from my voice later on during the day, such that my Mac did not recognize my early morning voice when I tried to log in. e: and yes, I believe the default phrase for the voice login option was "my voice is my passport."