Tomes and Talismans
The Wipers have invaded and destroyed earth as we know it, and the one hope for mankind is... the Dewey Decimal System? Eighth graders everywhere were tricked into learning what a card catalog was while ostensibly viewing a gripping post-apocalyptic thriller (in reality, about 12% gripping thriller and 88% boring conversations like "But if we run out of room in category 801, how can we add any further volumes on literature of western Pakistan?", and "Well, I actually prefer "How to Eat Fried Worms" by Thomas Rockwell, but [sulkily] who listens to Lester around here ..."). And it features "sophisticated computer technology" from 1986. Nuf said.