Because it's something which you don't have any control over. You'll give yourself an ulcer over it.
...one more thing. As much as you might hate her twitter feed, she's not the one tweeting porn here...you are.
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
...one more thing. As much as you might hate her twitter feed, she's not the one tweeting porn here...you are.