Over the eons I've been a fan of, and sucker for, each latest automated system to 'simplify' and 'bring order to' my life. Very early on this led me to the beautiful-and-doomed Lotus Agenda for my DOS computers, and Actioneer for the early Palm.

The Hawk and the Dove is a wonderful idea for a book, wonderfully carried out. Nicholas Thompson has used illuminating new material to present each of his protagonists in a convincing, respectful, but unsparing way. Even more valuable, he has used the interactions and tensions between Paul Nitze and George Kennan to bring much of American 20th century foreign policy to life, with human richness ever present but with the big issues clear in all their complexity.

The demise of Google Reader, if logical, is a reminder of how far we've come from the cuddly old 'I'm Feeling Lucky' Google days, in which there was a foreseeably-astonishing delight in the way Google's evolving design tricks anticipated what users would like.

Successful societies-those which progress economically and politically and can control the terms on which they deal with the outside world-succeed because they have found ways to match individual self-interest to the collective good.

I have relentlessly beat the drum for Google's 'two-step' authentication systems for Gmail and other services, which radically reduce the likelihood that your account can be hacked from afar.

When a company is charging money for a product - as Evernote does for all above its most basic service, and same for Dropbox and SugarSync - you understand its incentive for sticking with that product.

For the record, I am sticking with my claim that the simultaneous degradation of air quality, water quality, water supply, food safety, soil quality, and other environment-related variables is the main challenge to China's continued development.