The liberation children experience when they discover the Internet is quickly counteracted by the lure of e-commerce web sites, which are customized to each individual user's psychological profile in order to maximize their effectiveness.

Online advertising may not be much more successful than an old double-barrel, but - like a good spray of buckshot - it makes up for its lack of accuracy with sheer volume. There are 10 unique ads listed with every Gmail message in your queue, each tied to the message content. And a paying sponsor.

The cloud is still really just a bunch of servers, owned by someone or something, whose decisions and competence must be trusted. This applies to everything from Google Docs to Gmail: Putting our data out there really means putting it 'out there.'

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.

Part of an icon's power comes from its indivisibility. The swoosh cannot be further deconstructed into its component parts. Just as golden arches mean McDonald's, and the little red tab means Levi's, the swoosh is Nike. The product is its icon, inseparably and without exception. To buy a pair of Nike shoes is to buy the Nike swoosh.

Once everyone is connected to everyone and everything else, nothing matters anymore. If everyone in the world is your Facebook friend, then why have any Facebook friends at all? We're back where we started. The ultimate complexity is just another entropy.

To buy an Apple product is to bet on the longevity of the closed system to which we've committed ourselves. And that system is embodied - through marketing as much as talent - by Steve Jobs.