Isn't that kind of unfair? Lots of us non-billionaires love to muse about interesting questions outside of our narrow specialties -- we do it every day here on

Isn't that kind of unfair? Lots of us non-billionaires love to muse about interesting questions outside of our narrow specialties -- we do it every day here on HN. But when it's time to get some work done, we return to our specialties where our time and effort can make the most impact.