And when the revealed preference of a group clashes with the personal preferences of individuals within that group, it can be annoying and frustrating for those individuals.

And maybe they'll try some vocal complaining to try to shift the preferences of the group. Which could work out, especially if a lot of group members don't have strong preferences and are just going along with the existing default.

What do you mean "there's nothing to fix"? That sentence doesn't make sense. Are you suggesting cultural change is impossible or undesirable, or am I misinterpreting?