https://www.cnbc.com/2018/06/05/how-amazon-alexa-and-googles-duplex-could-trigger-new-privacy-concerns-with-your-voice.html

Voice technology gadgets, including Amazon's Alexa and Google's Duplex, could get caught up in the next data protection battleground.

The implementation of new data rules in Europe, coupled with increased consumer awareness following the Facebook and Cambridge Analytica scandal, is helping to bring voice data privacy into the spotlight.