There are actually 2 processors in the devices. 1 that constantly listens for a keyword, Al la, Alexa, Hey Google. When it hears it it quickly spins up another “computer” that then sends your voice back and forth to the servers for processing and response. It’s part of the reason that the listen word isn’t easily customized.
Use the eagles? You don’t just USE the Eagles. They are intelligent beings. They don’t submit to the will of anyone. They kindly risked their lives toward the end, and only because things had escalated already.