When it comes to smart speakers, Amazon's Alexa is already out to a big lead. But with refreshed Home speakers coming from Google not to mention Apple, Sonos, and others soon to be joining the fray with their own sound systems featuring built-in digital assistants, Amazon has no time to rest on its laurels. To help bring the power of Alexa to places where a regular Echo might not be able to go, Amazon is reportedly getting ready to make an Alexa-powered pair of smart glasses.