I could understand somewhat for extremes or Savage to help people get a feel for them, if they want to overburden... But even then I would only do this to the extend of expand the SSS -- Or whatever they call it these days.

For normal mode it isn't necessary, there's trusts and duty support which will enable you to learn whilst getting exp, and normal mode generally doesn't have a lot in it which would require you to learn. The biggest issues with Normal is it just being so slow paced that by the time the next mechanic comes around, half the people have already fell asleep or decided to do something on their second screen.