diff --git a/language.version b/language.version
index 96f62d186..da632ebf8 100644
--- a/language.version
+++ b/language.version
@@ -1,3 +1,3 @@
 [default]
-SWWM_MODVER="\cyDEMOLITIONIST \cw1.3pre r768 \cu(Tue 28 Feb 17:22:52 CET 2023)\c-";
-SWWM_SHORTVER="\cw1.3pre r768 \cu(2023-02-28 17:22:52)\c-";
+SWWM_MODVER="\cyDEMOLITIONIST \cw1.3pre r769 \cu(Fri  3 Mar 20:23:17 CET 2023)\c-";
+SWWM_SHORTVER="\cw1.3pre r769 \cu(2023-03-03 20:23:17)\c-";
diff --git a/zscript/player/swwm_player_anim.zsc b/zscript/player/swwm_player_anim.zsc
index 7252c0725..a1f9dc317 100644
--- a/zscript/player/swwm_player_anim.zsc
+++ b/zscript/player/swwm_player_anim.zsc
@@ -524,39 +524,14 @@ extend Class Demolitionist
 
 	void A_Footstep( double yofs, int run = 0, double vol = .3, bool nosplash = false )
 	{
-		if ( run == 2 )
-		{
-			A_StartSound("demolitionist/run",CHAN_FOOTSTEP,CHANF_OVERLAP,vol);
-			if ( !nosplash )
-			{
-				let b = Spawn("InvisibleSplasher",level.Vec3Offset(pos,(RotateVector((0,yofs*.25*radius),angle),0)));
-				b.target = self;
-				b.A_CheckTerrain();
-			}
-			vel.xy += (RotateVector(NormalizedMove(),angle)/3600.)*TweakSpeed();
-		}
-		else if ( run == 1 )
-		{
-			A_StartSound("demolitionist/walk",CHAN_FOOTSTEP,CHANF_OVERLAP,vol*.5);
-			if ( !nosplash )
-			{
-				let b = Spawn("InvisibleSplasher",level.Vec3Offset(pos,(RotateVector((0,yofs*.25*radius),angle),0)));
-				b.target = self;
-				b.A_CheckTerrain();
-			}
-			vel.xy += (RotateVector(NormalizedMove(),angle)/4800.)*TweakSpeed();
-		}
-		else
-		{
-			A_StartSound("demolitionist/walk",CHAN_FOOTSTEP,CHANF_OVERLAP,vol*.2);
-			if ( !nosplash )
-			{
-				let b = Spawn("SmolInvisibleSplasher",level.Vec3Offset(pos,(RotateVector((0,yofs*.25*radius),angle),0)));
-				b.target = self;
-				b.A_CheckTerrain();
-			}
-			vel.xy += (RotateVector(NormalizedMove(),angle)/6400.)*TweakSpeed();
-		}
+		if ( !multiplayer && !(player.cheats&CF_CHASECAM) )
+			return;
+		PlayFootstep(yofs,run,vol,nosplash);
+	}
+
+	void A_Crawl( double vol = .1, bool bAlt = false )
+	{
+		A_StartSound(bAlt?"demolitionist/runstop":"demolitionist/runstart",CHAN_FOOTSTEP,CHANF_OVERLAP,vol);
 	}
 
 	int FastCheck()
@@ -825,25 +800,25 @@ extend Class Demolitionist
 	CrouchMove:
 		#### # 4;
 		XZW7 MN 4 A_FastJump(null,"CrouchMoveRun","CrouchMoveFast");
-		XZW7 O 0 A_StartSound("demolitionist/runstart",CHAN_FOOTSTEP,CHANF_OVERLAP,.1);
+		XZW7 O 0 A_Crawl(.1,false);
 		XZW7 OPQRS 4 A_FastJump(null,"CrouchMoveRun","CrouchMoveFast");
-		XZW7 T 0 A_StartSound("demolitionist/runstop",CHAN_FOOTSTEP,CHANF_OVERLAP,.1);
+		XZW7 T 0 A_Crawl(.1,true);
 		XZW7 TUV 4 A_FastJump(null,"CrouchMoveRun","CrouchMoveFast");
 		Goto CrouchMove+1;
 	CrouchMoveRun:
 		#### # 3;
 		XZW7 MN 3 A_FastJump("CrouchMove",null,"CrouchMoveFast");
-		XZW7 O 0 A_StartSound("demolitionist/runstart",CHAN_FOOTSTEP,CHANF_OVERLAP,.2);
+		XZW7 O 0 A_Crawl(.2,false);
 		XZW7 OPQRS 3 A_FastJump("CrouchMove",null,"CrouchMoveFast");
-		XZW7 T 0 A_StartSound("demolitionist/runstop",CHAN_FOOTSTEP,CHANF_OVERLAP,.2);
+		XZW7 T 0 A_Crawl(.2,true);
 		XZW7 TUV 3 A_FastJump("CrouchMove",null,"CrouchMoveFast");
 		Goto CrouchMoveRun+1;
 	CrouchMoveFast:
 		#### # 2;
 		XZW7 MN 2 A_FastJump("CrouchMove","CrouchMoveRun",null);
-		XZW7 O 0 A_StartSound("demolitionist/runstart",CHAN_FOOTSTEP,CHANF_OVERLAP,.4);
+		XZW7 O 0 A_Crawl(.4,false);
 		XZW7 OPQRS 2 A_FastJump("CrouchMove","CrouchMoveRun",null);
-		XZW7 T 0 A_StartSound("demolitionist/runstop",CHAN_FOOTSTEP,CHANF_OVERLAP,.4);
+		XZW7 T 0 A_Crawl(.4,true);
 		XZW7 TUV 2 A_FastJump("CrouchMove","CrouchMoveRun",null);
 		Goto CrouchMoveFast+2;
 	CrouchWave:
@@ -933,25 +908,25 @@ extend Class Demolitionist
 	SwimLoop:
 		#### # 5;
 		XZWE MNO 5 A_FastJump(null,"SwimLoopRun","SwimLoopFast");
-		XZWE P 0 A_StartSound("demolitionist/runstart",CHAN_FOOTSTEP,CHANF_OVERLAP,.1);
+		XZWE P 0 A_Crawl(.1,false);
 		XZWE PQRSTU 5 A_FastJump(null,"SwimLoopRun","SwimLoopFast");
-		XZWE V 0 A_StartSound("demolitionist/runstop",CHAN_FOOTSTEP,CHANF_OVERLAP,.1);
+		XZWE V 0 A_Crawl(.1,true);
 		XZWE VWX 5 A_FastJump(null,"SwimLoopRun","SwimLoopFast");
 		Goto SwimLoop+1;
 	SwimLoopRun:
 		#### # 3;
 		XZWE MNO 3 A_FastJump("SwimLoop",null,"SwimLoopFast");
-		XZWE P 0 A_StartSound("demolitionist/runstart",CHAN_FOOTSTEP,CHANF_OVERLAP,.2);
+		XZWE P 0 A_Crawl(.2,false);
 		XZWE PQRSTU 3 A_FastJump("SwimLoop",null,"SwimLoopFast");
-		XZWE V 0 A_StartSound("demolitionist/runstop",CHAN_FOOTSTEP,CHANF_OVERLAP,.2);
+		XZWE V 0 A_Crawl(.2,true);
 		XZWE VWX 3 A_FastJump("SwimLoop",null,"SwimLoopFast");
 		Goto SwimLoopRun+1;
 	SwimLoopFast:
 		#### # 2;
 		XZWE MNO 2 A_FastJump("SwimLoop","SwimLoopRun",null);
-		XZWE P 0 A_StartSound("demolitionist/runstart",CHAN_FOOTSTEP,CHANF_OVERLAP,.4);
+		XZWE P 0 A_Crawl(.4,false);
 		XZWE PQRSTU 2 A_FastJump("SwimLoop","SwimLoopRun",null);
-		XZWE V 0 A_StartSound("demolitionist/runstop",CHAN_FOOTSTEP,CHANF_OVERLAP,.4);
+		XZWE V 0 A_Crawl(.4,true);
 		XZWE VWX 2 A_FastJump("SwimLoop","SwimLoopRun",null);
 		Goto SwimLoopFast+1;
 	SwimEnd:
diff --git a/zscript/player/swwm_player_move.zsc b/zscript/player/swwm_player_move.zsc
index dba01e889..12cad7395 100644
--- a/zscript/player/swwm_player_move.zsc
+++ b/zscript/player/swwm_player_move.zsc
@@ -22,6 +22,43 @@ extend Class Demolitionist
 		return fact;
 	}
 
+	void PlayFootstep( double yofs, int run = 0, double vol = .3, bool nosplash = false )
+	{
+		if ( run == 2 )
+		{
+			A_StartSound("demolitionist/run",CHAN_FOOTSTEP,CHANF_OVERLAP,vol);
+			if ( !nosplash )
+			{
+				let b = Spawn("InvisibleSplasher",level.Vec3Offset(pos,(RotateVector((0,yofs*.25*radius),angle),0)));
+				b.target = self;
+				b.A_CheckTerrain();
+			}
+			vel.xy += (RotateVector(NormalizedMove(),angle)/3600.)*TweakSpeed();
+		}
+		else if ( run == 1 )
+		{
+			A_StartSound("demolitionist/walk",CHAN_FOOTSTEP,CHANF_OVERLAP,vol*.5);
+			if ( !nosplash )
+			{
+				let b = Spawn("InvisibleSplasher",level.Vec3Offset(pos,(RotateVector((0,yofs*.25*radius),angle),0)));
+				b.target = self;
+				b.A_CheckTerrain();
+			}
+			vel.xy += (RotateVector(NormalizedMove(),angle)/4800.)*TweakSpeed();
+		}
+		else
+		{
+			A_StartSound("demolitionist/walk",CHAN_FOOTSTEP,CHANF_OVERLAP,vol*.2);
+			if ( !nosplash )
+			{
+				let b = Spawn("SmolInvisibleSplasher",level.Vec3Offset(pos,(RotateVector((0,yofs*.25*radius),angle),0)));
+				b.target = self;
+				b.A_CheckTerrain();
+			}
+			vel.xy += (RotateVector(NormalizedMove(),angle)/6400.)*TweakSpeed();
+		}
+	}
+
 	override void CalcHeight()
 	{
 		double defviewh = viewheight+player.crouchviewdelta;
@@ -63,10 +100,23 @@ extend Class Demolitionist
 		// apply bobbing (formula adapted from Unreal)
 		oldbobtime = bobtime;
 		double vel2d = vel.xy dot vel.xy;
-		bobtime += (1.25+.25*min(vel2d/100.,3.))/GameTicRate;
-		Vector2 bob = (sin(bobtime*180.),sin(bobtime*360.))*player.bob*.25;
+		bobtime += (1.75+.25*min(vel2d/100.,3.))/GameTicRate;
+		Vector2 bob = (sin(bobtime*180.),.5*sin(bobtime*360.))*player.bob*.25;
 		if ( player.morphtics )
 			bob = (0.,0.);
+		else if ( player.bob && !multiplayer && !(player.cheats&CF_CHASECAM)
+			&& player.onground && !bNoGravity && (player.crouchdir != -1) )
+		{
+			// bob-based footsteps in first person
+			int m = int(2.*M_PI+oldbobtime);
+			int n = int(2.*M_PI+bobtime);
+			if ( m != n )
+			{
+				int side = (sin(bobtime*180.)>0.)?1:-1;
+				int spd = bWalking?0:(player.cmd.buttons&BT_RUN)?2:1;
+				PlayFootstep(side,spd);
+			}
+		}
 		// set up viewz
 		player.viewz = pos.z+player.viewheight+(bob.y*clamp(viewbob,0.,1.5));
 		// handle smooth step down (hacky but looks ok)
diff --git a/zscript/player/swwm_player_tick.zsc b/zscript/player/swwm_player_tick.zsc
index 7c7e6124c..d3b303b50 100644
--- a/zscript/player/swwm_player_tick.zsc
+++ b/zscript/player/swwm_player_tick.zsc
@@ -354,7 +354,7 @@ extend Class Demolitionist
 				if ( loudlv > 3 ) A_StartSound(String.Format("voice/%s/grunt%d",myvoice,idx),CHAN_DEMOVOICEAUX3,CHANF_OVERLAP);
 			}
 			if ( lastvelz < -1 )
-				A_Footstep(0,1,clamp(-lastvelz*0.05,0.0,1.0),true);
+				PlayFootstep(0,1,clamp(-lastvelz*0.05,0.0,1.0),true);
 			// bounce off slopes
 			if ( pos.z <= floorz )
 			{