the stigma of being a tulpagenic/parogenic plural system seems very similar in alot of ways to the stigma of being trans
you are deliberately changing something about yourselves to be closer to what feels "right" for you, and it is a hard thing to explain to outsiders, why you would even want to do that. at the start of the journey, it is overwhelming and a bit scary, and talking about it to others, even people you trust, feels intimidating. there is a temptation to just keep it hidden, to never discuss it, but thats literally stiffling a part of yourselves.
We had a phase where we thought we became a system completely by accident just because it "felt right", and the moment we found out there are entire communities of people who think the only valid way to end up with DID is to be abused as a smol child, we instantly wished we could have forgotten this information and gone back to believing that we were perfectly valid