How much of your knowledge will be obsolete within 10 years? http://garybasin.com/everything-in-motion/ …pic.twitter.com/q2Zolxe3xL
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
Indeed, very important point to keep in mind: https://twitter.com/kpaxs/status/949893289293025280 …