Who wouldn’t want to encounter these little guys in the post-apocalyptic wastlelands?

https://www.bbc.co.uk/news/av/world-us-canada-50383628/the-indestructible-robots-which-do-backflips
Who wouldn’t want to encounter these little guys in the post-apocalyptic wastlelands?
https://www.bbc.co.uk/news/av/world-us-canada-50383628/the-indestructible-robots-which-do-backflips