Yet by publicly speculating about unethical behavior that you have no basis for, you give wrong and potentially harmful ideas to people who are not experts. If

Yet by publicly speculating about unethical behavior that you have no basis for, you give wrong and potentially harmful ideas to people who are not experts. If you want to get an expert opinion, you should ask "Why did the effectiveness rise from 90% to 95%?". For much the same reasons as you don't want people adding additional baseless speculation to passing observations of you that you may be a pedophile in passing conversation.