The drone-like vehicle hasn't been around as long as the concept from this release. You can see earlier versions in patent drawings from 2010 [1] [1] https://p

The drone-like vehicle hasn't been around as long as the concept from this release. You can see earlier versions in patent drawings from 2010 [1] [1] https://patents.google.com/patent/US20130214086 https://patents.google.com/patent/US20130214086