sunk costs — The New Atlantis

There are some excellent and helpful thoughts in this post by Megan McArdle, for instance: A lot of the reaction to any new technology is simply that many of us invested a lot of effort in learning how to use the old technology well. That’s especially true of books. (It’s no accident that so many of the complaints come from journalists, academics, and other writers). For years, in school and at work, we constructed increasingly elaborate personal reference systems from notes, flags, and dog-ears, and our brains are now very nimble at using them. Change is hard. Moreover, it involves...