Exactly, you are absolutely right! Kidding aside, it's a good rule of thumb to distrust someone who appears very confident, even with people. Especially if the

Exactly, you are absolutely right! Kidding aside, it's a good rule of thumb to distrust someone who appears very confident, even with people. Especially if they can't explain their reasoning. There are so many experts who are going to confidently tell you how it is based on their three decade old outdated knowledge that's of very questionable accuracy.