Today's surviving VS world consists mostly of single systems. In my time working with the VS since 1984, though, it was not uncommon to see companies that had 10, 20, 30 or more VS systems, often dispersed at different facilities but sometimes grouped at single sites.
The Hartford, an insurance giant, had something like 80 large VS systems at sites around the U.S.
Mellon Bank and its subsidiary Mellon Mortgage had a WSN network of 45 mostly large VS systems. I consulted… Continue