IBM "Midrange", aka AS/400: https://en.wikipedia.org/wiki/IBM_System_i
They were an interesting - but dead - sideline of computing evolution. I never used one, but they had a interesting object-based (instead of file based) operating system.
They were an interesting - but dead - sideline of computing evolution. I never used one, but they had a interesting object-based (instead of file based) operating system.