Grunge was so self-consciously lowbrow and nonaspirational that it seemed, at first, impervious to the hype and glamour normally applied swiftly to any emerging trend. But sure enough, grunge anthems found their way onto the soundtracks of television commercials, and Dodge Neons were hawked by kids in flannel shirts saying, 'Whatever.'

Digiphrenia - how technology lets us be in more than one place - and self - at the same time. Drone pilots suffer more burnout than real-world pilots, as they attempt to live in two worlds - home and battlefield - simultaneously. We all become overwhelmed until we learn to distinguish between data flows (like Twitter) that can only be dipped into, and data storage (like books and emails) that can be fully consumed.

The outsourcing of our memory to machines expands the amount of data to which we have access, but degrades our brain’s own ability to remember things.

We are looking at a society increasingly dependent on machines, yet decreasingly capable of making or even using them effectively.

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.

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.

I don't think tablets are where we should be focused. But I do think they could end up being an efficient way of delivering textbooks. They're just not really that, yet. There's all sorts of poisons and mined minerals and carnage that goes on to make a tablet. Way more than to print a book. Or a bunch of books.