diff --git a/source/games/duke/src/input.cpp b/source/games/duke/src/input.cpp
index 2f223e8cf..30e4f9a38 100644
--- a/source/games/duke/src/input.cpp
+++ b/source/games/duke/src/input.cpp
@@ -42,6 +42,12 @@ BEGIN_DUKE_NS
 static int WeaponToSend;
 static ESyncBits BitsToSend;
 
+// State timer counters. 
+static int nonsharedtimer;
+static int turnheldtime;
+static int lastcontroltime;
+static double lastCheck;
+
 //---------------------------------------------------------------------------
 //
 // handles UI side input not handled via CCMDs or CVARs.
@@ -51,8 +57,6 @@ static ESyncBits BitsToSend;
 
 void nonsharedkeys(void)
 {
-	static int nonsharedtimer;
-
 	if (ud.recstat == 2)
 	{
 		ControlInfo noshareinfo;
@@ -187,8 +191,17 @@ void nonsharedkeys(void)
 
 		if (ud.overhead_on != 0)
 		{
-			int j = (int)totalclock - nonsharedtimer; 
-			nonsharedtimer += j;
+			int j;
+			if (nonsharedtimer > 0 || totalclock < nonsharedtimer)
+			{
+				j = (int)totalclock - nonsharedtimer;
+				nonsharedtimer += j;
+			}
+			else
+			{
+				j = 0;
+				nonsharedtimer = (int)totalclock;
+			}
 
 			if (buttonMap.ButtonDown(gamefunc_Enlarge_Screen))
 				ps[myconnectindex].zoom += mulscale6(j, max(ps[myconnectindex].zoom, 256));
@@ -818,6 +831,19 @@ static void checkCrouchToggle(player_struct* p)
 		p->crouch_toggle = 0;
 }
 
+//---------------------------------------------------------------------------
+//
+// 
+//
+//---------------------------------------------------------------------------
+
+int getticssincelastupdate()
+{
+	int  tics = lastcontroltime == 0 || (int)totalclock < lastcontroltime ? 0 : (int)totalclock - lastcontroltime;
+	lastcontroltime = (int)totalclock;
+	return tics;
+}
+
 //---------------------------------------------------------------------------
 //
 // handles movement
@@ -862,10 +888,7 @@ static void processMovement(player_struct *p, input_t &input, ControlInfo &info,
 	}
 	else
 	{
-		static int turnheldtime;
-		static int lastcontroltime;  // MED
-		int  tics = (int)totalclock - lastcontroltime;
-		lastcontroltime = (int)totalclock;
+		int tics = getticssincelastupdate();
 
 		if (buttonMap.ButtonDown(gamefunc_Turn_Left))
 		{
@@ -878,7 +901,11 @@ static void processMovement(player_struct *p, input_t &input, ControlInfo &info,
 			input.q16avel += fix16_from_dbl(2 * scaleFactor * (turnheldtime >= TURBOTURNTIME) ? turnamount : PREAMBLETURN);
 		}
 		else
+		{
 			turnheldtime = 0;
+			lastcontroltime = 0;
+		}
+
 	}
 
 	if (loc.svel < abs(keymove))
@@ -931,14 +958,10 @@ static void processMovement(player_struct *p, input_t &input, ControlInfo &info,
 
 static int motoApplyTurn(player_struct* p, int turnl, int turnr, int bike_turn, bool goback, double factor)
 {
-	static int turnheldtime;
-	static int lastcontroltime;
-
-	int tics = totalclock - lastcontroltime;
-	lastcontroltime = totalclock;
-
 	if (p->MotoSpeed == 0 || !p->on_ground)
 	{
+		turnheldtime = 0;
+		lastcontroltime = 0;
 		if (turnl)
 		{
 			p->TiltStatus -= (float)factor;
@@ -954,6 +977,7 @@ static int motoApplyTurn(player_struct* p, int turnl, int turnr, int bike_turn,
 	}
 	else
 	{
+		int tics = getticssincelastupdate();
 		if (turnl || p->moto_drink < 0)
 		{
 			turnheldtime += tics;
@@ -991,6 +1015,7 @@ static int motoApplyTurn(player_struct* p, int turnl, int turnr, int bike_turn,
 		else
 		{
 			turnheldtime = 0;
+			lastcontroltime = 0;
 
 			if (p->TiltStatus > 0)
 				p->TiltStatus -= (float)factor;
@@ -1013,11 +1038,7 @@ static int motoApplyTurn(player_struct* p, int turnl, int turnr, int bike_turn,
 
 static int boatApplyTurn(player_struct *p, int turnl, int turnr, int bike_turn, double factor)
 {
-	static int turnheldtime;
-	static int lastcontroltime;
-
-	int tics = totalclock - lastcontroltime;
-	lastcontroltime = totalclock;
+	int tics = getticssincelastupdate();
 
 	if (p->MotoSpeed)
 	{
@@ -1064,6 +1085,7 @@ static int boatApplyTurn(player_struct *p, int turnl, int turnr, int bike_turn,
 		else if (!p->NotOnWater)
 		{
 			turnheldtime = 0;
+			lastcontroltime = 0;
 
 			if (p->TiltStatus > 0)
 				p->TiltStatus -= (float)factor;
@@ -1074,6 +1096,11 @@ static int boatApplyTurn(player_struct *p, int turnl, int turnr, int bike_turn,
 				p->TiltStatus = 0;
 		}
 	}
+	else
+	{
+		turnheldtime = 0;
+		lastcontroltime = 0;
+	}
 	return 0;
 }
 
@@ -1199,7 +1226,6 @@ static void FinalizeInput(int playerNum, input_t& input, bool vehicle)
 
 void GetInput()
 {
-	static double lastCheck;
 	double elapsedInputTicks;
 	auto const p = &ps[myconnectindex];
 	updatePauseStatus();
@@ -1305,11 +1331,16 @@ void registerinputcommands()
 	C_RegisterFunction("invuse", nullptr, [](CCmdFuncPtr)->int { BitsToSend = SKB_INVENTORY; return CCMD_OK; });
 }
 
-// This is called from ImputState::ClearAllInput
+// This is called from ImputState::ClearAllInput and resets all static state being used here.
 void GameInterface::clearlocalinputstate()
 {
 	WeaponToSend = 0;
 	BitsToSend = 0;
+	nonsharedtimer = 0;
+	turnheldtime = 0;
+	lastcontroltime = 0;
+	lastCheck = 0;
+
 }
 
 END_DUKE_NS
diff --git a/source/games/duke/src/sectors_r.cpp b/source/games/duke/src/sectors_r.cpp
index 0b064f1b6..d927114d5 100644
--- a/source/games/duke/src/sectors_r.cpp
+++ b/source/games/duke/src/sectors_r.cpp
@@ -35,6 +35,8 @@ Prepared for public release: 03/21/2003 - Charlie Wiederhold, 3D Realms
 // PRIMITIVE
 BEGIN_DUKE_NS
 
+static bool sound445done; // what is this supposed to do? Looks broken.
+
 //---------------------------------------------------------------------------
 //
 // 
@@ -2616,11 +2618,10 @@ void checksectors_r(int snum)
 				if (!isRRRA()) return;
 				if (numplayers == 1)
 				{
-					static bool alreadydone; // what is this supposed to do? Looks broken.
 					// This is from RedneckGDX - the version in RR Reconstruction looked like broken nonsense.
-					if (S_CheckSoundPlaying(neartagsprite, 445) || alreadydone != 0)
+					if (S_CheckSoundPlaying(neartagsprite, 445) || sound445done != 0)
 					{
-						if (!S_CheckSoundPlaying(neartagsprite, 445) && !S_CheckSoundPlaying(neartagsprite, 446) && !S_CheckSoundPlaying(neartagsprite, 447) && alreadydone != 0)
+						if (!S_CheckSoundPlaying(neartagsprite, 445) && !S_CheckSoundPlaying(neartagsprite, 446) && !S_CheckSoundPlaying(neartagsprite, 447) && sound445done != 0)
 						{
 							if ((krand() % 2) == 1)
 								spritesound(446, neartagsprite);
@@ -2631,7 +2632,7 @@ void checksectors_r(int snum)
 					else
 					{
 						spritesound(445, neartagsprite);
-						alreadydone = 1;
+						sound445done = 1;
 					}
 				}
 				return;