Ummm nopic.twitter.com/6ft2el8JXu
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
a case testing depends to see how long they last
So is floating a needle. Lets see either one of them do it!
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.