Two reasons why your Macbook Air’s fan spinning like it is about to take offpic.twitter.com/ZDo6W9YjBz
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 think you have to write your own 
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.