map -package:containers -package:charset -package:invertible -is:exact -package:conduit -package:basement -package:foldl -package:pipes -is:exact -package:aeson -package:hedgehog is:exact 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.