AT&T Computer Systems yesterday unveiled the the AT&T Rhapsody Business Orchestration Solution, a networked computing system designed to raise the efficiency and productivity of workgroups by co-ordinating and au tomating the flow of work, communi cation and information. Rhapsody builds on customers’ existing hard ware and is based on the client- server model with applications shared across a local area network. An AT&T 6386 WorkGroup System acts as a Unix server running AT&T Star Group Software LAN Manager Server and initially supporting MS-DOS based 80286 and 80386 clients. Unix clients will be supported later. Rhapsody supports Microsoft Word for Windows, WordPerfect, 1-2-3 and Excel; it’s around $8,500 per user.