diff --git a/anki/storage.py b/anki/storage.py
index f329dc63e..11b89f1a6 100644
--- a/anki/storage.py
+++ b/anki/storage.py
@@ -27,7 +27,7 @@ def Deck(path, queue=True, lock=True):
         ver = _createDB(db)
     else:
         ver = _upgradeSchema(db)
-    db.execute("pragma cache_size = 20000")
+    db.execute("pragma cache_size = 10000")
     # add db to deck and do any remaining upgrades
     deck = _Deck(db)
     if ver < CURRENT_VERSION:
diff --git a/anki/sync.py b/anki/sync.py
index ee4704b79..5889749cc 100644
--- a/anki/sync.py
+++ b/anki/sync.py
@@ -197,6 +197,8 @@ class Syncer(object):
 
     # Facts
     ##########################################################################
+    # we don't actually need to send sflds across as it's recalculated on
+    # merge;  may want to change this before final release
 
     def getFacts(self):
         f = self.deck.db.all("select * from facts where usn >= ? limit ?",