I found the advertisement that contained the software to be interesting. For instance, why is Simons' Basic "Rated PG"? I thought, maybe, this was a silly mar

I found the advertisement that contained the software to be interesting. For instance, why is Simons' Basic "Rated PG"? I thought, maybe, this was a silly marketing bit, but some of the other software in the list has ages listed, so maybe not? It seems a little funny to put a content rating on an expansion for a programming language.