2. A video conversational communication network in accordance with claim 1 wherein said one message switching interface means comprises at least one host computer network control means and a plurality of keystation terminal controller interface means operatively connected between said keystations and said one host computer network control means with at least one keystation being operatively connected to one keystation terminal controller interface means for each of said plurality of keystation terminal controller interface means, said host computer network control means comprising said message routing logic means and said storage means operatively connected thereto, each of said keystation terminal controller interface means comprising said display control logic means and said local video display storage means for locally storing video conversational textual data for providing a video display thereof to at least one of said keystations connected to said keystation terminal controller interface means, said keyboard means providing said unique calling signals to said keystation terminal controller interface means, said keystation terminal controller interface means comprising means for providing said calling signals to said one host computer network control means and for receiving said calling signals therefrom for completing a call to said one connected keystation.
2. A video conversational communication network in accordance with claim 1 wherein said one message switching interface means comprises at least one host computer network control means and a plurality of keystation terminal controller interface means operatively connected between said keystations and said one host computer network control means with at least one keystation being operatively connected to one keystation terminal controller interface means for each of said plurality of keystation terminal controller interface means, said host computer network control means comprising said message routing logic means and said storage means operatively connected thereto, each of said keystation terminal controller interface means comprising said display control logic means and said local video display storage means for locally storing video conversational textual data for providing a video display thereof to at least one of said keystations connected to said keystation terminal controller interface means, said keyboard means providing said unique calling signals to said keystation terminal controller interface means, said keystation terminal controller interface means comprising means for providing said calling signals to said one host computer network control means and for receiving said calling signals therefrom for completing a call to said one connected keystation. 7. A video conversational communication network in accordance with claim 2 wherein the designated keystation content of each of said contact lists may be dynamically varied by said keyboard means which created said retrievably stored contact list by providing different keystation identification codes associated with said stored contact list to said message switching interface storage means.