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Immediately
- - make sure I'm achieving optimal sharing (zipping heads and tails)
-
- clean up util package
- - serializable parse tables?
- - all that is required now is to separate Pos and Position
-
- - currently we GC the doomed stack when the parent dies... but we
- should also GC the parent when the doomed stack dies if it was a
- positive conjunct.
+ - currently we GC the doomed stack when the parent dies... but
+ [ideally] we should also GC the parent when the doomed stack dies
+ if it was a positive conjunct.
- single-tree-return assumption
- have a way to let question marks not be tagged?