"At one time, 80 percent of AT&T's capital value was the copper in the local loops" (Tanenbaum 2003)
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 time, 80 percent of AT&T's capital value was the copper in the local loops" (Tanenbaum 2003)