This would be a cool tire for the Cybertruck...!!
https://www.inputmag.com/design/michelins-uptis-is-airless-car-tire-that-wont-ever-get-a-flat
Would certainly solve the spare tire problem!!
Fascinating look at the plant being built in Sinton, TX which will make the stainless steel used for the exoskeleton of the Cybertruck...!!
https://www.steeldynamics.com/VideoPlayer?videoID=549253364
and the company's website about the Sinton site...