>>718684085
As a ponynigger I think you are too cynical and need more cute things in your life.
>>718684778
That's less of a theory and more of what the game implicitly tells you. Your actions being limited in the game is diegetically explained as the interface being crude and imperfect, but sufficient to accomplish your goals. The SOUL is physically weak in the light world which is why a host is needed, acting as yet another go-between. It could be more straightforward only if Gaster told you in plain language.