Few, if any, of this moment’s apparently unstoppable tech platforms will survive for long. The people on them will eventually leave—when they’re forced to do so by the continuous degradation of their experience, or because they’re forced to do so because their governments put the hammer down, as Brazil recently demonstrated—or sometimes when they... See more

Americans used to live within “place-based networks” of clubs, churches, schools, commerce, and recreation that overlapped, wrapping individuals in social support. Local networks protected individuals from isolation and loneliness.

Those networks have largely disappeared, replaced by networks based outside the local community. We shop and interact... See more