diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2cea2b24c..aa07bf0f2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -31,6 +31,7 @@ TombEngine releases are located in this repository (alongside with Tomb Editor):
 * Fixed Lara's Home entry not working.
 * Fixed exploding TR3 bosses.
 * Fixed original issue with deactivation of Dart Emitter.
+* Fixed original issue with weapon hotkeys available in binoculars or lasersight mode.
 * Fixed Lens Flare object not functioning properly.
 * Fixed lens flares not being occluded by static meshes and moveables.
 * Fixed spotlight shadows.
@@ -39,6 +40,7 @@ TombEngine releases are located in this repository (alongside with Tomb Editor):
 ### New Features
 * Added fast savegame reloading.
 * Added ricochet sounds and make the effect more prominent.
+* Allow camera shake during flybys.
 * Allow to run the engine without title level.
 * Allow more than 1024 objects in a level.
 * Allow more than 1000 static mesh slots in a level.
diff --git a/Scripts/Engine/Timer.lua b/Scripts/Engine/Timer.lua
index 59ce2f3a3..a47bdc0f7 100644
--- a/Scripts/Engine/Timer.lua
+++ b/Scripts/Engine/Timer.lua
@@ -202,7 +202,7 @@ Timer = {
 					str:SetColor(pausedColor)
 				end
 
-				TEN.Strings.ShowString(str, 1)
+				TEN.Strings.ShowString(str, 1, false)
 			end
 
 		end
diff --git a/TombEngine/Game/Lara/lara_helpers.cpp b/TombEngine/Game/Lara/lara_helpers.cpp
index 48fee7e30..35bc49722 100644
--- a/TombEngine/Game/Lara/lara_helpers.cpp
+++ b/TombEngine/Game/Lara/lara_helpers.cpp
@@ -342,6 +342,10 @@ void HandlePlayerQuickActions(ItemInfo& item)
 		g_Gui.UseItem(item, GAME_OBJECT_ID::ID_BIGMEDI_ITEM);
 	}
 
+	// Don't process weapon hotkeys in optics mode.
+	if (player.Control.Look.IsUsingBinoculars)
+		return;
+
 	// Handle weapon scroll request.
 	if (IsClicked(In::PreviousWeapon) || IsClicked(In::NextWeapon))
 	{
diff --git a/TombEngine/Game/camera.cpp b/TombEngine/Game/camera.cpp
index 1a79ecfc8..f1007e352 100644
--- a/TombEngine/Game/camera.cpp
+++ b/TombEngine/Game/camera.cpp
@@ -215,6 +215,38 @@ inline void RumbleFromBounce()
 	Rumble(std::clamp((float)abs(Camera.bounce) / 70.0f, 0.0f, 0.8f), 0.2f);
 }
 
+void CalculateBounce(bool binocularMode)
+{
+	if (Camera.bounce == 0)
+		return;
+
+	if (Camera.bounce <= 0)
+	{
+		if (binocularMode)
+		{
+			Camera.target.x += (CLICK(0.25f) / 4) * (GetRandomControl() % (-Camera.bounce) - (-Camera.bounce / 2));
+			Camera.target.y += (CLICK(0.25f) / 4) * (GetRandomControl() % (-Camera.bounce) - (-Camera.bounce / 2));
+			Camera.target.z += (CLICK(0.25f) / 4) * (GetRandomControl() % (-Camera.bounce) - (-Camera.bounce / 2));
+		}
+		else
+		{
+			int bounce = -Camera.bounce;
+			int bounce2 = bounce / 2;
+			Camera.target.x += GetRandomControl() % bounce - bounce2;
+			Camera.target.y += GetRandomControl() % bounce - bounce2;
+			Camera.target.z += GetRandomControl() % bounce - bounce2;
+		}
+
+		Camera.bounce += 5;
+		RumbleFromBounce();
+	}
+	else
+	{
+		Camera.pos.y += Camera.bounce;
+		Camera.target.y += Camera.bounce;
+		Camera.bounce = 0;
+	}
+}
 
 void InitializeCamera()
 {
@@ -313,25 +345,7 @@ void MoveCamera(GameVector* ideal, int speed)
 	Camera.pos.z += (ideal->z - Camera.pos.z) / speed;
 	Camera.pos.RoomNumber = ideal->RoomNumber;
 
-	if (Camera.bounce)
-	{
-		if (Camera.bounce <= 0)
-		{
-			int bounce = -Camera.bounce;
-			int bounce2 = bounce / 2;
-			Camera.target.x += GetRandomControl() % bounce - bounce2;
-			Camera.target.y += GetRandomControl() % bounce - bounce2;
-			Camera.target.z += GetRandomControl() % bounce - bounce2;
-			Camera.bounce += 5;
-			RumbleFromBounce();
-		}
-		else
-		{
-			Camera.pos.y += Camera.bounce;
-			Camera.target.y += Camera.bounce;
-			Camera.bounce = 0;
-		}
-	}
+	CalculateBounce(false);
 
 	int y = Camera.pos.y;
 	if (TestEnvironment(ENV_FLAG_SWAMP, Camera.pos.RoomNumber))
@@ -1000,23 +1014,8 @@ void BinocularCamera(ItemInfo* item)
 		Camera.target.RoomNumber = item->RoomNumber;
 	}
 
-	if (Camera.bounce &&
-		Camera.type == Camera.oldType)
-	{
-		if (Camera.bounce <= 0)
-		{
-			Camera.target.x += (CLICK(0.25f) / 4) * (GetRandomControl() % (-Camera.bounce) - (-Camera.bounce / 2));
-			Camera.target.y += (CLICK(0.25f) / 4) * (GetRandomControl() % (-Camera.bounce) - (-Camera.bounce / 2));
-			Camera.target.z += (CLICK(0.25f) / 4) * (GetRandomControl() % (-Camera.bounce) - (-Camera.bounce / 2));
-			Camera.bounce += 5;
-			RumbleFromBounce();
-		}
-		else
-		{
-			Camera.bounce = 0;
-			Camera.target.y += Camera.bounce;
-		}
-	}
+	if (Camera.type == Camera.oldType)
+		CalculateBounce(true);
 
 	Camera.target.RoomNumber = GetPointCollision(Camera.pos.ToVector3i(), Camera.target.RoomNumber).GetRoomNumber();
 	LookAt(&Camera, 0);
diff --git a/TombEngine/Game/camera.h b/TombEngine/Game/camera.h
index 6a6939c94..f92703ec7 100644
--- a/TombEngine/Game/camera.h
+++ b/TombEngine/Game/camera.h
@@ -99,6 +99,7 @@ void BounceCamera(ItemInfo* item, short bounce, short maxDistance);
 void BinocularCamera(ItemInfo* item);
 void ConfirmCameraTargetPos();
 void CalculateCamera(const CollisionInfo& coll);
+void CalculateBounce(bool binocularMode);
 void RumbleScreen();
 bool TestBoundsCollideCamera(const GameBoundingBox& bounds, const Pose& pose, short radius);
 void ItemPushCamera(GameBoundingBox* bounds, Pose* pos, short radius);
diff --git a/TombEngine/Game/control/control.cpp b/TombEngine/Game/control/control.cpp
index 548df849c..0941e0682 100644
--- a/TombEngine/Game/control/control.cpp
+++ b/TombEngine/Game/control/control.cpp
@@ -594,8 +594,14 @@ void InitializeOrLoadGame(bool loadGame)
 	g_Gui.SetEnterInventory(NO_VALUE);
 
 	// Restore game?
-	if (loadGame && SaveGame::Load(g_GameFlow->SelectedSaveGame))
+	if (loadGame)
 	{
+		if (!SaveGame::Load(g_GameFlow->SelectedSaveGame))
+		{
+			NextLevel = g_GameFlow->GetNumLevels();
+			return;
+		}
+
 		InitializeGame = false;
 
 		g_GameFlow->SelectedSaveGame = 0;
diff --git a/TombEngine/Game/savegame.cpp b/TombEngine/Game/savegame.cpp
index 968867ccd..fe1962878 100644
--- a/TombEngine/Game/savegame.cpp
+++ b/TombEngine/Game/savegame.cpp
@@ -206,6 +206,19 @@ bool SaveGame::DoesSaveGameExist(int slot, bool silent)
 	return true;
 }
 
+bool SaveGame::IsSaveGameValid(int slot)
+{
+	SaveGameHeader header;
+	if (!LoadHeader(slot, &header))
+		return false;
+
+	// Hash mismatch between savegame and level file means that level version has changed.
+	if (header.LevelHash != LastLevelHash)
+		return false;
+
+	return true;
+}
+
 bool SaveGame::IsLoadGamePossible()
 {
 	for (int i = 0; i < SAVEGAME_MAX; i++)
@@ -1614,15 +1627,9 @@ bool SaveGame::Save(int slot)
 
 bool SaveGame::Load(int slot)
 {
-	if (!IsSaveGameSlotValid(slot))
+	if (!IsSaveGameValid(slot))
 	{
-		TENLog("Savegame slot " + std::to_string(slot) + " is invalid, load is impossible.", LogLevel::Error);
-		return false;
-	}
-
-	if (!DoesSaveGameExist(slot))
-	{
-		TENLog("Savegame in slot " + std::to_string(slot) + " does not exist.", LogLevel::Error);
+		TENLog("Loading from savegame in slot " + std::to_string(slot) + " is impossible, data is missing or level has changed.", LogLevel::Error);
 		return false;
 	}
 
diff --git a/TombEngine/Game/savegame.h b/TombEngine/Game/savegame.h
index 3b09ac92d..067391a93 100644
--- a/TombEngine/Game/savegame.h
+++ b/TombEngine/Game/savegame.h
@@ -66,6 +66,7 @@ public:
 
 	static bool DoesSaveGameExist(int slot, bool silent = false);
 	static bool IsLoadGamePossible();
+	static bool IsSaveGameValid(int slot);
 
 	static void SaveHub(int index);
 	static void LoadHub(int index);
diff --git a/TombEngine/Game/spotcam.cpp b/TombEngine/Game/spotcam.cpp
index e39ba51a0..2d2b3bc54 100644
--- a/TombEngine/Game/spotcam.cpp
+++ b/TombEngine/Game/spotcam.cpp
@@ -494,6 +494,7 @@ void CalculateSpotCameras()
 			Camera.target.x = ctx;
 			Camera.target.y = cty;
 			Camera.target.z = ctz;
+			CalculateBounce(false);
 		}
 
 		int outsideRoom = IsRoomOutside(cpx, cpy, cpz);