Were you among the hacked 250K on Twitter & use Gmail? Consider turning on 2-factor verification:http://www.mattcutts.com/blog/google-two-step-authentication/ …
@limbclock correct. Authenticator doesn't need an internet connection to work.
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
@limbclock correct. Authenticator doesn't need an internet connection to work.