I genuinely do not know how @23andMe wants me to answer this question, nor does the info popup help at all.pic.twitter.com/zjJma8nLD6
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
I didn't screenshot it, but it said something like "we need this to filter for gender-specific conditions." Very clumsy.