[prepend]

You’d do both because up can. Why mine in Australia when you have the US or Canada, etc etc.

The idea would mine in all places where it’s marginally profitable until your capital is fully committed.

[dukeyukey]

Because those places are close enough in profitability that it doesn't make a massive difference.

Greenland is real hard to mine in, needs infrastructure from scratch, and nowhere near enough of a local population.