On the other hands experts do need to be questions and provide explanations. "It's like saying that because bridges collapse, we should be allowed people with

On the other hands experts do need to be questions and provide explanations. "It's like saying that because bridges collapse, we should be allowed people with no relevant experience, knowledge, or training to look at new bridges and say "that bit there doesn't look strong enough to me!"" Not a valid comparison. Civil engineering is a field with a lot of known answers. bridge designs rarely rely on cutting edge research.