We Facebook users have been building a treasure lode of big data that government and corporate researchers have been mining to predict and influence what we buy and for whom we vote. We have been handing over to them vast quantities of information about ourselves and our friends, loved ones and acquaintances.

Brains are tricky and adaptable organs. For all the 'neuroplasticity' allowing our brains to reconfigure themselves to the biases of our computers, we are just as neuroplastic in our ability to eventually recover and adapt.

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

No matter how much control kids get over the media they watch, they are still utterly powerless when it comes to the manufacturing of brands. Even a consumer revolt merely reinforces one's role as a consumer, not an autonomous or creative being.

The early cyberpunk idea was that networked computers would let us do our work at home, as freelancers, and then transact directly with peers over networks. Digital technology would create tremendous slack, allow us to apply its asynchronous, decentralized qualities to our own work and lives.

We do not live in an economy, we live in a Ponzi scheme.

Everything we do in the digital realm - from surfing the Web to sending an e-mail to conducting a credit card transaction to, yes, making a phone call - creates a data trail. And if that trail exists, chances are someone is using it - or will be soon enough.