Companies like 1X and Unitree are spending millions trying to build robot companions. But why aren't they in our homes yet? And why is it so hard to build a humanlike robot that can interact with people without it feeling awkward or uncanny? To find out, Business Insider visited two robotics companies taking very different approaches to building robots that can communicate naturally with humans. 00:00 - Intro 01:14 - Realbotix Designs Robots 03:40 - Testing Realbotix Robot 07:14 - Challenges of