It’s more that they are terrified to talk about it because they risk being fired from their job and losing everything for talking about it. And they’re also not allowed to talk about how they are not allowed to talk about it. So this is the way it comes out.
In many cases, the cowardice is served with a side of genuinely internalized guilt.
https://en.wikipedia.org/wiki/Preference_falsification#Gener...
https://ballotpedia.org/Washington_Referendum_88,_Vote_on_I-...
https://ballotpedia.org/California_Proposition_16,_Repeal_Pr...
I am often the only white person in any group, so comments like these among acquaintances get tiring, and I have nobody to talk about it with, partly because, according to a lot of these people, I am privileged despite me growing up in a far poorer neighborhood and single mother household.