New Amazon products and a robotic bartender

Amazon talks to us about some of its 14 new Alexa-powered devices
The R1-B1 Bartending Robot has started mixing drinks in Montreal
Tired on Wi-Fi dead zones in your home? TP-Link tells us how to fix it
We talk high-tech (and robotic) vacuum cleaners with Shark
I answer questions from the Mail Bag. Keep ‘em coming!