We live in the age of machines, with everything from smart phones to smart refrigerators constantly chattering behind the scenes, and making decisions which affect us. This raises challenging questions about machine intelligence and decision-making, and about personal autonomy and liberty.
The immediate test case for this problem is captured in the self-driving car.
In 2008, the Bitcoin paper unleashed a new idea on the world which, in hindsight, looks stupendously obvious, and in retrospect it seems surprising that nobody thought of it earlier. But more than the core concept behind a blockchain or a crypto asset, there is a fundamentally different underlying philosophy of the meaning of property being contemplated by decentralization.
The Machine Ethic 