PrimeTime: Amazon launches Alexa for Hospitality, strives to win over Brazilian cosmetics companies, sells from Treasure Trucks; Microsoft develops cashierless technology; Roku plans to launch Amazon-inspired channel subscription service; CVS expands pharmaceutical delivery service

The latest news on everything Amazon   Amazon launched Alexa for Hospitality at a number of hotels in the Marriott family and has invited other hotel chains to integrate with its echo speakers as well. The service will place Echo speakers…