I have airless tires in the same bucket as flying-cars and video-phones (things that sort of exist, but are always just around the corner from being widely adop

I have airless tires in the same bucket as flying-cars and video-phones (things that sort of exist, but are always just around the corner from being widely adopted). (I realize that video-phones are kind of widely adopted now via Zoom/Facetime/etc. - I'm thinking more of the vision from the 90s of a telephone with a screen in your kitchen)