On-line information retrieval systems will spread beyond its narrow scope with the widespread development of interactive communication capability in connection with cable television. There is a possibility of far better attention to the information needs of the non-specialist with a coordinated information source. The major problems of such a coordinated information source would be: (1) organizing a vast miscellany of information for ready retrieval, (2) determining response forms for various inquiries; and (3) developing input documents for information not "published" in the usual manner. The world of library and information service ought to consider its place in what may become the most comprehensive on-line information storage and retrieval system ever envisioned, an interactive information utility involving cable television. (WH)