I can't even believe the name. It looks like an interesting idea, until you realize you're getting the bottom-out characteristics of a coil with the small bump compliance of an air fork .
https://m.pinkbike.com/news/formula-introduces-a-new-technology-for-air-suspension.html
https://m.pinkbike.com/news/formula-introduces-a-new-technology-for-air-suspension.html