T1, which is now over 40 years old, is doing a lot more than just hanging on; it’s rate of deployment continues to grow. This, in an industry in which processing power doubles every 18 months and optical fiber capacity doubles every 9 months. Infineon Technologies’ Paul Goodwin examines why a technology designed to improve the quality of long distance voice calls when Eisenhower was president is still the workhorse for today’s Wide Area Networks (WANs).