Get the latest tech news

Siri doesn’t listen to words, it listens for frequencies.


Siri doesn’t listen to words, it listens for frequencies. In order to stop millions of Apple devices from activating during a keynote, Apple cut those frequencies from the live audio. We put that audio into a spectrogram in order to visualize the alteration.

None

Get the Android app

Or read this on r/apple

Read more on:

Photo of Siri

Siri

Photo of words

words

Photo of frequencies

frequencies

Related news:

News photo

In memory of the man who put red and green squiggles under words

News photo

Japanese symbols that speak without words

News photo

Beyond Siri: Here are the practical AI features coming to your iPhone in iOS 27