Yes.

People can leave the platform. They can't leave their race.

That's just the view of bureaucratic machines which prefer to have some stable identifier in the relevant field on paper form (it doesn't matter if it's for ethnic cleansing or “celebrating diversity”), and then shape the reality until it fits.

Even though it might be hard to ignore the well-budgeted choir of well-intentioned promoters of status quo, you still don't have to believe in this concept.

One of those is something people are born into without choice. The other is chosen because of their tastes.

"Wow, you'd group people by their actions and beliefs but not by immutable characteristics they were born with?!" /s