Incentive schemes, whereby people who have done the most good for humanity are rewarded 20 years into the future, would create the expectation that doing long-term good is valuable.

Your evolutionary heuristics come back to the idea of a future roughly similar to what it is now. You give to the community as it is now, to benefit a similar community in the future.

Once you acknowledge that human brains are basically made of atoms and acknowledge that atoms are governed by simple laws of physics, then there is no reasoning principle why computers couldn't do anything that people are doing, and we don't really see any evidence that this is not the case.

There is no shortage of embarrassing facts about healthcare, and people die every day in the U.S. due to preventable errors - would you fly planes if you knew several of them would drop out of the sky every day?

The interesting thing about blockchain is that it has made it possible for humanity to reach a consensus about a piece of data without having any authority to dictate it.

I used to have the very standard worldview. I can easily identify with people who see computers getting faster and smarter, and technology getting more and more beneficial, without seeing the other side.