The best person to discuss this topic is a NASA rocket scientist and Dr Brandenburg instead of Wiki references.EM drive an end to ufology?
I'd love to see it work, but it still probably doesn't.
Top of the wiki page:
So to take it as read that this thing works in a total contravention of conservation of momentum... I wouldn't hold my breath.
Again, I'd be happy as hell if the thing worked. But nobody has demonstrated that it does, and even if it does provide thrust, it might be as simple as energy leakage driving it.
RF resonant cavity thruster - Wikipedia