Treating an age group as a demographic requires coming up with something that's common to every single one of them. Right?... So it's reductionist in that it reduces an entire segment of civilization down to one person with one habit.

While Google has given away pretty much everything it has to offer - from search and maps to email and apps - this has always been part of its greater revenue model: the pennies per placement it gets for seeding the entire Google universe of search and services with ever more targeted advertising.

Computers don't kill books; people do.

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.

Marketers spend millions developing strategies to identify children's predilections and then capitalize on their vulnerabilities. Young people are fooled for a while, but then develop defense mechanisms, such as media-savvy attitudes or ironic dispositions. Then marketers research these defenses, develop new countermeasures, and on it goes.

If the clockwork universe equated the human body with the mechanics of the clock, the digital universe now equates human consciousness with the processing of the computer. We joke that things don't compute, that we need a reboot, or that our memory has been wiped.

If money can't be made reporting and writing articles, then professionals simply can't do it anymore. Unless we adopt the position that the amateur blogosphere is really capable of taking on the role that the 'New York Times' and CNN play, then we do need solutions for paying for content.