Philip North was a childhood friend of Charles Tandy, had served as his administrative assistant, and it was North who took over Tandy Corporation as interim president and CEO on the 5th of November in 1978. TRS-80 Model II ad, BYTE magazine, October of 1979Further surprising Tandy Corporation’s executives, the TRS-80 had some demand from the business sector for which the computer hadn’t been designed. The company added the TRS-80 Color Computer, or CoCo, to the line up, and introduced the TRS-80 Pocket Computer I. The Tandy TRS-80 Color Computer was intended for the home segment like the TRS-80 Model I before it, the name certainly carried that legacy, but all similarities ended there. Another clone was the TDP-100 or Tandy Data Products System 100 which was made by Tandy but marketed by RCA.