This article starts off with the "Neubie Autonomous Delivery Robot" which would make one think that this is a "Growing field". If this is the "growing field", then how come a competitor in the same space whacked 20% of their staff back in November? Sure this might be an innovative gadget, but it would appear that innovation may not lead to revenue.

https://techcrunch.com/2022/11/18/autonomous-delivery-startup-nuro-lays-off-20-of-workforce/