Separate argument from explanation.
The question contains two things: one is a completely valid question with explaining how this became to be an issue, the second is an answer to the question that builds an argumentative structure that answers the issue. You should separate the argument from the explanation.
The difference is in the intent: an argument ...
I see no reason to
These questions are interesting! In fact, I just awarded a bounty to aaron9eee for starting them up.
We have always had and allowed questions about lore, history of Subject X across editions, etc. This is no way different and I personally find them interesting.
If you don't like them, downvote if it makes sense for you. Otherwise, just ...
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I've reopened the question and left the following comment:
Reopened. This is a question about a genuine tabletop RPG setting. If folks can ask about the Forgotten Realms in the scope of RPG play (but no specific RPG), they can do the same about The Galaxy Far, Far Away. RPG players will give a better, different, or more specific answer about TGFFA issues ...
They're different, but perhaps only subtly so
(Full disclosure, I know the answer to the closed question and fully intend to answer it should it get reopened.)
The (current) target is essentially asking: From only knowing the name, what is the "PHB+1" rule. The answer to such a question is expected to be where to find the rule, and generally how it works.
I think that these questions are fundamentally mis-specified, and are not properly stackable. This should never have been one question.
There is a serious mismatch between what the question is seeking, and the context in which it is sought. No amount of editing can fix that without fundamentally changing the question, which edits generally aren't supposed ...