At one point phone keypads didn't have a Q or Z http://security.stackexchange.com/questions/57909/why-would-you-not-permit-q-or-z-in-passwords …
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
At one point phone keypads didn't have a Q or Z http://security.stackexchange.com/questions/57909/why-would-you-not-permit-q-or-z-in-passwords …