Over time, as the storage space needed for vast troves of memory shrank to microscopic sizes, the detail available to data hounds has become almost obsessively minute: behaviors too trivial to recount are lovingly enumerated. Every transaction locked, every point of contact recorded. There was a time, now hard to imagine, when you had to rely largely on self-reporting to know what people were up to. For this reason, the dead from the distant past—even if you frame “distant” at fairly close range; even if the ever-advancing present seems, each year, to exist at further remove from the days that
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