Correct.
If it can be used to structure reality then it already cannot be entirely disconnected from it. It is exaclty the connection point - serve to reflect the reality.It is entirely disconnected from reality like how a window has nothing to do with the view from it, even through it can be used to structure it, show certain patterns.
Reality need not obey the rules of socionics, rather the contrary - these rules have been invented to model (make a mental image of) the reality. Reality is something we are trying to get glimpse of and models serve to that end.Or reality does not obey the rules of socionics. Did I misinterpret you?