> We are already using the most economically viable option. Arguably we always are doing that, by definition. Investment is spending money on current non-optim

> We are already using the most economically viable option. Arguably we always are doing that, by definition. Investment is spending money on current non-optimal returns in exchange for much greater returns later. If an investment had guaranteed success; if it had no flaws, then it would already have been made. There is nothing flawless in this world - not you or me, not Facebook or Messi, not oil or iron or renewables or nuclear.