https://www.siliconvalley.com/2019/08/06/tech-giants-risk-privacy-probes-over-human-reviewers-of-siri-alexa-google-assistant/

By Natalia Drozdiak and Giles Turner | Bloomberg News

Regulators and lawmakers in the U.S. and Europe are examining whether Google, Apple and Amazon.com are violating privacy by employing human reviewers to listen to voice commands recorded by digital assistants.