<quote>"Even in my early designs, SMP was a big system. [...] just wanted to go ahead and implement it. [...] and bought every book I could find on computer sci

<quote>"Even in my early designs, SMP was a big system. [...] just wanted to go ahead and implement it. [...] and bought every book I could find on computer science—the whole half shelf of them. And proceeded to read them all. I was working at Caltech back then. And I invited everyone I could find [...] put together a little “working group”"</quote> How on earth does people find the time to do those things while "working"? What do they mean by Work?