diff --git a/src/Dodge/Event.hs b/src/Dodge/Event.hs
index 24b123238..631c58671 100644
--- a/src/Dodge/Event.hs
+++ b/src/Dodge/Event.hs
@@ -3,17 +3,17 @@ Module      : Dodge.Event
 Description : Direct event handling
 
 Deals with direct events.
-This includes individual key or mouse presses, but /not/ continuous held down input.
-We cannot handle multiple keys held down at once here,
+This could include individual key or mouse presses.
+However, we cannot handle multiple keys held down at once here,
 (eg left mouse button + right mouse button)
 because these are separate events.
-Instead we store the events in a set, and deal with the combinations in
-"Dodge.Update"; in particular see 'updatePressedButtons'.
+Nor could we handle continuous mouse button input.
+Instead we store button presses (in a Map) and deal with the combinations in
+the simulation step; in particular see 'updatePressedButtons'.
 -}
 module Dodge.Event
     ( handleEvent
     ) where
-import Dodge.Terminal
 import Dodge.InputFocus
 import Dodge.Combine
 import Dodge.Event.Keyboard
@@ -26,13 +26,11 @@ import Dodge.Data
 import Dodge.PreloadData
 --import Dodge.Creature.Action
 import Dodge.Inventory
-import Dodge.Inventory.Add
 import Dodge.SoundLogic
 --import Geometry
 --import Preload.Update
 --import Dodge.FloorItem
 import qualified IntMapHelp           as IM
-import ListHelp
 
 --import Data.Monoid
 import Control.Lens
diff --git a/src/Dodge/Update/UsingInput.hs b/src/Dodge/Update/UsingInput.hs
index 744e257e4..89d4b1866 100644
--- a/src/Dodge/Update/UsingInput.hs
+++ b/src/Dodge/Update/UsingInput.hs
@@ -25,7 +25,6 @@ updateUsingInput w = case _hudElement $ _hud w of
     DisplayCarte        
         -> updatePressedButtonsCarte (_mouseButtons w) w
 
--- ugly check for subinventory inventory hammer, this should change
 updatePressedButtons :: SubInventory -> M.Map MouseButton Bool -> World -> World
 updatePressedButtons subinv pkeys w = case subinv of
     NoSubInventory
diff --git a/src/Dodge/WorldEvent/ThingsHit.hs b/src/Dodge/WorldEvent/ThingsHit.hs
index 468a498ef..18214e99e 100644
--- a/src/Dodge/WorldEvent/ThingsHit.hs
+++ b/src/Dodge/WorldEvent/ThingsHit.hs
@@ -16,7 +16,7 @@ import Geometry
 
 import Data.Maybe
 import Data.Bifunctor
-import Streaming
+import StreamingHelp
 import qualified Streaming.Prelude as S
 
 {- List those objects that appear on a line.  -}
@@ -24,12 +24,12 @@ thingsHit
     :: Point2    -- ^ Line start point
     -> Point2    -- ^ Line end point
     -> World 
-    -> Stream (Of (Point2, Either Creature Wall)) Identity ()
+    -> StreamOf (Point2, Either Creature Wall)
 thingsHit sp ep w = void $ S.mergeOn (dist sp . fst)  
     (S.map (second Left)  (crsHit sp ep w))
     (S.map (second Right) (wlsHit sp ep w))
 
-crsHit :: Point2 -> Point2 -> World -> Stream (Of (Point2, Creature)) Identity ()
+crsHit :: Point2 -> Point2 -> World -> StreamOf (Point2, Creature)
 crsHit sp ep
     | sp == ep  = const mempty
     | otherwise = sortStreamOn (dist sp . fst)
@@ -48,14 +48,14 @@ thingsHitExceptCr
     -> Point2    -- ^ Line start point
     -> Point2    -- ^ Line end point
     -> World 
-    -> Stream (Of (Point2, Either Creature Wall)) Identity ()
+    -> StreamOf (Point2, Either Creature Wall)
 thingsHitExceptCr Nothing    sp ep = thingsHit sp ep
 thingsHitExceptCr (Just cid) sp ep = S.filter crNotCid . thingsHit sp ep
   where 
     crNotCid (_,Left cr) = _crID cr /= cid
     crNotCid _ = True
 
-wlsHit :: Point2 -> Point2 -> World -> Stream (Of (Point2, Wall)) Identity ()
+wlsHit :: Point2 -> Point2 -> World -> StreamOf (Point2, Wall)
 wlsHit sp ep
     | sp == ep  = const mempty
     | otherwise = sortStreamOn (dist sp . fst)