+Great care has been taken to preserve 2.5's exact gameplay as intended
+by Don. However, under the hood Open Adventure is rather different from
+2.5. Where 2.5 was written in FORTRAN mechanically translated into extremely
+ugly C, Open Adventure has been translated into much more modern and
+idiomatic C. The extremely cryptic and opaque format of the original
+database of rooms, objects, and strings has been moved to YAML;
+this makes the brilliant design of it much easier to comprehend.
+