What would be correct, though? I don't think "It's not important" is really a satisfactory answer. There are many scenarios in which a site might want to person

What would be correct, though? I don't think "It's not important" is really a satisfactory answer. There are many scenarios in which a site might want to personalize content for a voluntarily submitted gender preference. One example might be a site for people who want to have a sexual relationship with someone else.