As a digital technology writer, I have had more than one former student and colleague tell me about digital switchers they have serviced through which calls and data are diverted to government servers or the big data algorithms they've written to be used on our e-mails by intelligence agencies.

The hours Facebook users put into their profiles and lists and updates is the labor that Facebook then sells to the market researchers and advertisers it serves.

As a digital technology writer, I have had more than one former student and colleague tell me about digital switchers they have serviced through which calls and data are diverted to government servers or the big data algorithms they've written to be used on our e-mails by intelligence agencies.

Remember when those CD-ROMs from AOL came in the mail almost every day? The company was considered ubiquitous, invincible. Former AOL CEO Steve Case was no less a genius than Mark Zuckerberg.

If we stop believing in a future, if we stop doing things for something else but start doing them for now, some fundamental things change. Retirement becomes less about how much money you can squirrel away now and much more a matter of participating and contributing to your own community now so that they want to take care of you. … We’re going to move into a world where your retirement will be more secure if you’ve made lots of friends with young people rather than collected lots of dollars.

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.

Beyond the hype, style, and speculation, the truth is that the iPad is really just another tablet device. A really big PDA, where a touchscreen does what a laptop's keyboard used to do.