Earlier quoted context omitted.
> He's got something more important than that, a legacy. Why is that important?
In my opinion, a legacy like that of Linus means that he's produced a piece of software that has positively impacted the lives of people. It's important because he's actually delivered on the famous SV con-artist promise of "making the world a better place". Not directly, as in curing diseases or revolutionizing energy production or consumption, but in ways that help people in developing countries access information…
That's besides the point. My point is that working without selling is not a viable strategy for 99% of people. Hell it barely worked for him in terms of earnings, and he's one of the most impactful people in tech history.