Well, the post mentions Thanksgiving, and since it’s not October anymore, it’s safe to some the OOP is talking about American Thanksgiving, so they are addressing Americans primarily, yes.

However, gender norms are not a uniquely American thing. And it’s kind of weird to act like they are.

Also, someone posting some good advice online doesn’t need to be a profound realization. Sometimes it’s just someone sharing a good idea. You come across in these comments as rather pretentious.