https://wiki.factorio.com/index.php?title=Modding
As how I understood that title: He don't like to have a tutorial "how to mod". I tough he think it would be nice if a mod author can create in-game-tutorials on his own for specialties of his mod.

And also if I'm wrong, I would like to have mod ...

I have no idea if it has already been done but i have never seen it so i suggest it hasn't been done.
that were my ideas for today

Ohw i had no idea about the mod thanks @darkfrei, but still hope it gets through the real game as it gives more value to it.

Btw for the developer, as i read trough the form that you are worried the games gets to complex, this might be your answer how to help the beginners at a reasonable price of ...

Hi i was a while back playing in this server and we each had a base, in this server we came with the idea to trade with each other, what we did.
The first issue we had was one red circuit isn't as much worth as a metal or iron plate, so we came with the next list of trading value of each item ...