Prompts on how to use Amazon's Alexa personal assistant are seen in an Amazon ‘experience center’ in Vallejo, California, U.S., May 8, 2018. Picture taken on May 8, 2018. REUTERS/Elijah Nouvelage
SAN FRANCISCO: Millions of users of Amazon's Echo speakers have grown accustomed to the soothing strains of Alexa, the human-sounding virtual assistant that can tell them the weather, order takeout and handle other basic tasks in response to a voice command.
So a customer was shocked last year when Alexa blurted out: "Kill your foster parents."
