I mean it's a cool demo, but it doesn't really show anything meaningful
If the venue, where the presentation took place also has readily available 3D model made with OpenUSD in SimReady level of details, Pixar could just download this model to their cartoon tools and start training virtual model of the robot in the virtual model of the venue before the event and troubleshoot any issues with the program.
Isn't it mindblowing?
It's significant in the scheme of things in that LLMs have got quite good at text chat but for AI do to real world things like build you a house or fix your car it's got to get good at physical robot stuff too.