I concur, the only reason to destroy the original source data is if you know your work won't stand up to scrutiny and will discredit your work. Irony here is th

I concur, the only reason to destroy the original source data is if you know your work won't stand up to scrutiny and will discredit your work. Irony here is that now it isn't a matter of if there work would or wouldn't stand up to scrutiny, now it's a matter of ethics and they're clearly discrediting themselves by their severe lack of ethical behaviour.