We usually at least recognize old computer hardware and software names. But [Asianometry] taught us a new one: Pick OS. This 1960s-era system was sort of a database and sort of an operating system for ...
It's not Linux, or even Unix.
If your old workhorse of a PC is starting to slow down in its old age, these low (or no-) cost tricks can help put some pep in its processing step.