4. The interactive terminal as defined in claim 3, wherein said scroll switching means incorporates a three-position switch having a normal position for displaying data as received, a scroll retrieval position for sequentially displaying data held in said memory, and a scroll position for holding data on the display.
4. The interactive terminal as defined in claim 3, wherein said scroll switching means incorporates a three-position switch having a normal position for displaying data as received, a scroll retrieval position for sequentially displaying data held in said memory, and a scroll position for holding data on the display. 5. The interactive terminal as defined in claim 4, wherein said housing means further comprises at least one additional side for mounting the three-position switch so as to be operable by the thumb of the user's second hand.