I reckon that would only serve to play into their hands. There is just enough plausible deniability for conspiracy-theory optics. Moreover, European politicians really hate to be publicly humiliated like that, so it might as well achieve the opposite from desired effect. The Balkan Insight findings, among other journalistic results, were published years ago, and it had little, if any effect. The audience that would resonate with anti-American messaging on the subject are already catalysed contra ChatControl, and the undecided would just read this as conspiracy theory...