I agree but
Just want to point out that from my read on the subject it was previous claims of EM propellantless propulsion that were debunked by other researchers, not this particular one... yet.
The methodology and progression of testing has also been detailed reasonably well at least to my untrained eye.
https://www.nextbigfuture.com/2024/04/exodus-propulsion-technologies-claims-huge-space-propulsion-breakthrough.html