Facebook's successor will no doubt provide an easy "migration utility" through which you can bring all your so-called friends with you, if you even want to.

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.

In spite of my own reservations about Bing's ability to convert Google users, I have to admit that the search engine does offer a genuine alternative to Google-style browsing, a more coherently organized selection of links, and a more advertiser-friendly environment through which to sell space and links.

Our enthusiasm for digital technology about which we have little understanding and over which we have little control leads us not toward greater agency, but toward less...We have surrendered the unfolding of a new technological age to a small elite who have seized the capability on offer. But while Renaissance kings maintained their monopoly over the printing press by force, today's elite is depending on little more than our own disinterest.

Since the dawn of the Internet, I have always operated under the assumption that if the government or corporations have technological capability to do something, they are doing it - whatever the laws we happen to know about might say.

Every new computer program is basically doing some task that a person used to do. But the computer usually does it faster, more accurately, for less money, and without any health insurance costs.

Most of us still haven't grasped the fact that everything we commit to the digital space - not just our public blogs and broadcast tweets, but every private text message, email, and voicemail is likely to be stored and accessible. Forever.