Today's update changes the unlock logic for the MASTER MATCHER achievement (for HACK*MATCH) so that it unlocks when you reach the "thanks for playing!" screen instead of after you dismiss it.
UPDATE: Adjusting the MASTER MATCHER achievement
Build and release context
Steam update times within 24 hours of this post. Matching dates do not confirm which build it describes.
Build 13591680 · public branch
Steam updated · First observed