Apple originally kept Siri audio for up to 2 years "for testing and product improvement purposes". I am not sure if that is still the case. https://www.wired.

Apple originally kept Siri audio for up to 2 years "for testing and product improvement purposes". I am not sure if that is still the case. https://www.wired.com/2013/04/siri-two-years/ https://www.wired.com/2013/04/siri-two-years/