Burger King debuts Whopper ad that triggers Google Home devices - Business Insider

Inaudible ultrasound commands can be used to secretly control Siri, Alexa, and Google Now - The Verge

South Park trolled Amazon Echo owners in the best way possible | TechCrunch

Mycroft – Open Source Voice Assistant - Mycroft

Google Home and Chromecast outage hits millions of users worldwide

Google Home's Assistant could one day know your mood. Take that, Alexa - CNET

Secret messages for Alexa and Co

Smart speaker recordings reviewed by humans - BBC News