It pops up all the time, it’s a waste of time and I’m sure it has been used countless of times to discard some piece of information. It doesn’t add up anything productive to the comments, people who comment don’t even say anything they actually think they just “did you know that MBFC says this so it has to be truth?” I could go on but I think you get the idea.
Yes i believe the majority of people that assume something is declared trustworthy read it uncritically. If you read my other comment it’s easier to assume everything is not trustworthy, so it forces you to read it critically. What an naive world you live in to not see this