Human civilization has been changing the Earths environment for millennia, often to our detriment. Dams, deforestation and urbanization can alter water cycles and wind patterns, occasionally triggering droughts or even creating deserts.

Being connected to the Internet means being vulnerable to coordinated actions that can knock down walls of secrecy and shatter mechanisms of control.

Intelligence augmentation decreases the need for specialization and increases participatory complexity.

The difference between e-mail and regular mail is that computers handle e-mail, and computers never decide to come to work one day and shoot all the other computers.

Trying to do what your competitors are doing but basically a little bit better is probably not going to be the winning strategy. The problem is finding what your competitors wouldnt even consider doing.

A good scenario doesn't make a good science fiction story - but it's a setting within which a good science fiction story might be told.

Nearly every communication method we invent eventually conveys unwanted commercial messages.