Invites went out for an Amazon event in New York City on February 26, and all clues point to an Alexa AI announcement.

Recent news reports in the last week revealed that Amazon has thousands of workers listening to Amazon Echo aka Alexa voice assistant ... When on, background changes to blue, and dot to right.

Amazon will host an event on Feb. 26 that may include the launch of a revamped Alexa the company has been teasing for more ...