map is:exact -package:lens -package:conduit -package:bytestring -package:ghc -package:aeson -package:charset -package:basement -package:base -package:integration -package:hedgehog -package:invertible package:psqueues

O(n) Modify every value in the queue.
O(n) Modify every value in the queue.
O(n) Modify every value in the queue.