Amazon has unveiled the Echo Look, a $200 camera powered by its Alexa AI, which it is pitching at style-conscious fashion fans looking for a more personalized shopping experience inside Amazon’s gargantuan retail marketplace. While an immediate threat to bricks and mortar, the device is the first step towards a video-enabled smart home focused Echo – a device type that Apple is now rumored to be developing too. The Siri-powered speaker is rumored to house Apple’s rather flaky digital assistant, as well all the required HomeKit functionality to let it run as a smart home hub. Rumored to be in the prototype stage, the Apple device would be its first new product category launch since the Apple Watch. Rumors suggest…