He left under something of a cloud, as there were allegations of the company having misled investors and soft-pedaled security issues relating to his ownership (Kokorich being Russian). Kokorich told TechCrunch that the company flew its small-scale prototype, about the length of a car, last year, and that it expects to fly the larger Jungfrau later in 2022. Kokorich said that the company has permission to fly at subsonic speed already (presumably in Switzerland, where the company is based), and that supersonic tests and the requisite permissions will come with the third prototype (i.e. next year’s).