And the Yakuza would be settling its ghostly bulk over the city’s data banks, probing for faint images of me reflected in numbered accounts, securities transactions, bills for utilities. We’re an information economy. They teach you that in school. What they don’t tell you is that it’s impossible to move, to live, to operate at any level without leaving traces, bits, seemingly meaningless fragments of personal information. Fragments that can be retrieved, amplified . . .