I think the point is that you might like so many things, you cannot do all of them. And then, how do you prioritize them an allocate time? Some of us might go

I think the point is that you might like so many things, you cannot do all of them. And then, how do you prioritize them an allocate time? Some of us might go for 'whatever is the most fun', others 'whatever delivers the most results (for society, or for some obscure personal goal like making a clock that lasts 10,000 years, or a speed metal guitar university for girls, or... anything). I really like coding, and plan to do it into old age. But I suspect if I suddenly found fifty billion dollars, I would have so many new options for how to spend my time I might well never write a line of code again.