It shouldn't be. Of course it is if people are trying to impress someone in public, thus need to invent something more intellectual sounding.
So the people seeing the miracle would trust Moses instructions rather than just freaking out?
So that the city inhabitants that had been trash talking all got the correct picture about who was winning?
While I do subscribe to a child-like trust of God, the sheer evidence of the potential for fraud perpetuated by men mean that you need to question things, and be what is the phrase? "wise as serpents harmless as doves". Without that people's opinion would be like I saw on TV on the "Hatfields and McCoys" - a little girl died and all the surrounding religious people were saying it was God's will. This type of thing involves critical thinking. Critical thinking is a little harder to come by when you are a walking encyclopedia of VPW "Lifelines" quotes.