Like civil-rights protesters who sang rousing hymns as they were carried off to jail, Twitterers are bearing witness to what's happening around them, and calling out into the darkness of cyberspace for confirmation. I'm here. You're here, too. We are present.

... we're moving into an era when we will define ourselves more by the technologies we refuse than the ones we accept.

It's not that MySpace lost and Facebook won. It's that MySpace won first, and Facebook won next. They'll go down in the same order.

When things begin accelerating wildly out of control, sometimes patience is the only answer. Press pause.

Global warming, you don't win it. It's this weird steady-state issue that's going to be with us for a few thousand years.

Fantasy sports went a long way toward developing the sabermetrics formulas used not only by oddsmakers but general managers in hiring players. So the amateur fantasists ended up creating some of the algorithms that Oakland GM Billy Bean's statisticians used to win games with less salary money available for star players.

We all know the feeling of surrendering to the embedded biases of our devices. We let our cell phones ping us every time there's an incoming message and check our e-mail even when we'd best pay attention to what's going on around us in the real world. We text while driving.