There has been movement within the last nine months, through the Web, to figure out what is useful. Students learn on demand, when they want to. Learning becomes a lifetime activity, not one shot early on in life. One of the great opportunities of the knowledge industry is creating second chances. Work becomes mobile.
Communities become global.
English self-evidently is the default language of the world. We have no national mechanisms to do so. Privacy, of course. A return to the medieval village where you can track people's behavior through their lives, so everybody knows who the village idiot is, who the person is you can't really trust. I'm not frightened by the pace of change over the next 20 years at all.