Megan McArdle worries about the not-so-distant days when work starts to disappear:
In much of the industrial world, it seems to be increasingly difficult for people to earn a decent living without a fairly elite set of skills–or an elite set of credentials that mimic skills, like a BA in English Literature from an Ivy League institution. The ability to earn a decent living, either yourself or as part of a family, is one of the basic criteria for a decent life.