That was back in the early 60s, funded by ARPA as part of Project MAC. The “customers” were the kinds of people who cared about the rainbow books (hint: all government), though the science was open.
ARPA (later DARPA) funded a lot of things that were built under contract, not just pure research.
Most of project MAC was pure research and a lot of it is still fundamental and influential today.
ARPA (later DARPA) funded a lot of things that were built under contract, not just pure research.
Most of project MAC was pure research and a lot of it is still fundamental and influential today.