By turning every Yahoo search box into a Bing box, Microsoft may have bought itself the exposure it needs to be the next Google.

New technologies are wreaking havoc on employment figures - from EZpasses ousting toll collectors to Google-controlled self-driving automobiles rendering taxicab drivers obsolete.

Unfortunately, for the vast majority of us, a vast majority of the time, we surrender our true autonomy to this illusion of agency. I'm as guilty as anybody, and I write about it in a book. I'm not condemning anybody.

Many billboards and magazine ads have resorted to showing isolated body parts rather than full-body portraits of models using or wearing products. This style of photography, known in the industry as abstract representation, allows the viewer to see himself in the advertisement, rather than the model.

Digital media are biased toward replication and storage. Our digital photos practically upload and post themselves on Facebook, and our most deleted e-mails tend to resurface when we least expect it. Yes, everything you do in the digital realm may as well be broadcast on prime-time television and chiseled on the side of the Parthenon.

Our fear of technology is really a fear of empowerment. We now have the ability to design the reality we live in, and we have to step up to the occasion.

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.