Why are christians so damn good at cherry picking? Is it because they have to be in order to remain christian? Let's look at Webster's definition of the word -
opin·ion
noun \ə-ˈpin-yən\
: a belief, judgment, or way of thinking about something : what someone thinks about a particular thing
: advice from someone with special knowledge : advice from an expert
: a formal statement by a judge, court, etc., explaining the reasons a decision was made according to laws or rules
It is abundantly clear that the second definition is how the word is used in the context in question. When seriously questioning these sounds, they of course went to the experts; the scientists. They did not go to the church: the delusional. The scientist then studied the phenomena carefully and objectively, and they, with their special, expert knowledge, then ADVISED the public of what these sounds actually are. It's not the belief of a layperson, as you are deceptively implying, it is the advice of experts with special knowledge...