...you...what...I...I...can't...pic.twitter.com/FFhT4Gp7qC
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
The way professors treat "promising" students is basically grooming/cult recruitment.
Pyramid scheme: most grad students are points in a game/fuel for the machine. And most lose big.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.