When we developed written language, we significantly increased our functional memory and our ability to share insights and knowledge across time and space. The same thing happened with the invention of the printing press, the telegraph, and the radio.

The idea of sustainability can imply there is one perfect, unchanging future, if only we could work out how to get there. Resilience might be more useful, in that it assumes a dynamic environment and that perfection is impossible. You need to design systems to accommodate failure rather than eliminate it. By trying to be perfect, many visions of sustainability are quite brittle

Cloud computing offers individuals access to data and applications from nearly any point of access to the Internet, offers businesses a whole new way to cut costs for technical infrastructure, and offers big computer companies a potentially giant market for hardware and services.

Crackdowns on Internet content make clear the need for an anonymized Web. Now, someone just needs to implement it.

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

Nobody's going to fix the world for us, but working together, making use of technological innovations and human communities alike, we might just be able to fix it ourselves.

As our various electronic devices gain more and more sensory awareness, we open up the potential for entirely new forms of interaction. Not just new interfaces - tapping and shaking and whatnot - but a shift in presence.