See https://github.com/angstsmurf/spatterlight/issues/24 `suspended-r5-sXXXXXX.z3` and `zork1-r5-sXXXXXX.z1` both have IFID `ZCODE-5-------`, which makes things confusing.
See angstsmurf/spatterlight#24
suspended-r5-sXXXXXX.z3andzork1-r5-sXXXXXX.z1both have IFIDZCODE-5-------, which makes things confusing.