Abstract
In a large interactive computer system, most users with remote terminals will have a primary interest in their own specific queries. These same users may also have a common interest in or requirement for general information which is being concurrently processed. While they can individually query the computer from their own terminals, this procedure can be time consuming and inefficient, particularly if the time of availability of the general information is not known in advance. The suggestion to explore the use of closed circuit TV was a natural one since a closed circuit TV system was available.
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