With a sufficient number of users of an API, it does not matter what you promise in the contract: all observable behaviors of your system will be depended on by somebody.
(via Four Short Links)
[Moore's Law means] that anything that is dismissed on the grounds of the technology-not-being-good-enough-yet is going to happen.
It's a fantastic speech on pre and post Cold War generations, networks vs hierarchies, and the failure of governments to come to terms to what is happening in society. Highly recommended.