The humorist Sandra Tsing Loh once described her generational cohort as “today’s young, highly trained, downwardly mobile professionals: ‘dumpies.’ We’re just emerging from years of college only to learn that there are no jobs available for people with our advanced qualifications,” and thus no route to ownership of all their hoped-for lifestyle accoutrements. No, she’s not a millennial, but rather what she calls a “late boomer” in an essay th