I know Integza tried, but did he ever confirm his engine was doing a rotating detonation? He said near the end of the video 2 years ago, "I'm not sure if I got

I know Integza tried, but did he ever confirm his engine was doing a rotating detonation? He said near the end of the video 2 years ago, "I'm not sure if I got a rotating detonation wave": https://www.youtube.com/watch?v=fRMMSyCcTDI https://www.youtube.com/watch?v=fRMMSyCcTDI