Developing Chrome is a risk. It's only a hedge against risk if it works.
It's a little like if you could buy insurance, but there'd be a 25% chance that you paid for it and it just didn't do anything. The insurance is a hedge against risk, but buying it is (another) risk.
It's a little like if you could buy insurance, but there'd be a 25% chance that you paid for it and it just didn't do anything. The insurance is a hedge against risk, but buying it is (another) risk.