diff --git a/userraw/maps/mp/gametypes/_persistence.gsc b/userraw/maps/mp/gametypes/_persistence.gsc
new file mode 100644
index 0000000..417073b
--- /dev/null
+++ b/userraw/maps/mp/gametypes/_persistence.gsc
@@ -0,0 +1,237 @@
+#include maps\mp\_utility;
+
+init()
+{
+	level.persistentDataInfo = [];
+
+	maps\mp\gametypes\_class::init();
+	maps\mp\gametypes\_rank::init();
+	maps\mp\gametypes\_missions::init();
+	maps\mp\gametypes\_playercards::init();
+
+	level thread updateBufferedStats();
+}
+
+
+initBufferedStats()
+{
+	self.bufferedStats = [];
+	self.bufferedStats[ "totalShots" ] = self getPlayerData( "totalShots" );	
+	self.bufferedStats[ "accuracy" ] = self getPlayerData( "accuracy" );	
+	self.bufferedStats[ "misses" ] = self getPlayerData( "misses" );	
+	self.bufferedStats[ "hits" ] = self getPlayerData( "hits" );	
+	self.bufferedStats[ "timePlayedAllies" ] = self getPlayerData( "timePlayedAllies" );	
+	self.bufferedStats[ "timePlayedOpfor" ] = self getPlayerData( "timePlayedOpfor" );	
+	self.bufferedStats[ "timePlayedOther" ] = self getPlayerData( "timePlayedOther" );	
+	self.bufferedStats[ "timePlayedTotal" ] = self getPlayerData( "timePlayedTotal" );	
+	
+	self.bufferedChildStats = [];
+	self.bufferedChildStats[ "round" ] = [];
+	self.bufferedChildStats[ "round" ][ "timePlayed" ] = self getPlayerData( "round", "timePlayed" );
+}
+
+
+
+// ==========================================
+// Script persistent data functions
+// These are made for convenience, so persistent data can be tracked by strings.
+// They make use of code functions which are prototyped below.
+
+/*
+=============
+statGet
+
+Returns the value of the named stat
+=============
+*/
+statGet( dataName )
+{
+	assert( !isDefined( self.bufferedStats[ dataName ] ) ); // should use statGetBuffered consistently with statSetBuffered
+	return self GetPlayerData( dataName );
+}
+
+/*
+=============
+statSet
+
+Sets the value of the named stat
+=============
+*/
+statSet( dataName, value )
+{
+	assert( !isDefined( self.bufferedStats[ dataName ] ) ); // should use statGetBuffered consistently with statSetBuffered
+	
+	if ( !self rankingEnabled() )
+		return;
+	
+	self SetPlayerData( dataName, value );
+}
+
+/*
+=============
+statAdd
+
+Adds the passed value to the value of the named stat
+=============
+*/
+statAdd( dataName, value )
+{	
+	assert( !isDefined( self.bufferedStats[ dataName ] ) ); // should use statGetBuffered consistently with statSetBuffered
+	
+	if ( !self rankingEnabled() )
+		return;
+	
+	curValue = self GetPlayerData( dataName );
+	self SetPlayerData( dataName, value + curValue );
+}
+
+
+statGetChild( parent, child )
+{
+	return self GetPlayerData( parent, child );
+}
+
+
+statSetChild( parent, child, value )
+{
+	if ( !self rankingEnabled() )
+		return;
+	
+	self SetPlayerData( parent, child, value );
+}
+
+
+statAddChild( parent, child, value )
+{
+	assert( isDefined( self.bufferedChildStats[ parent ][ child ] ) );
+
+	if ( !self rankingEnabled() )
+		return;
+	
+	curValue = self GetPlayerData( parent, child );
+	self SetPlayerData( parent, child, curValue + value );
+}
+
+
+statGetChildBuffered( parent, child )
+{
+	assert( isDefined( self.bufferedChildStats[ parent ][ child ] ) );
+	
+	return self.bufferedChildStats[ parent ][ child ];
+}
+
+
+statSetChildBuffered( parent, child, value )
+{
+	assert( isDefined( self.bufferedChildStats[ parent ][ child ] ) );
+	
+	if ( !self rankingEnabled() )
+		return;
+
+	self.bufferedChildStats[ parent ][ child ] = value;
+}
+
+
+statAddChildBuffered( parent, child, value )
+{
+	assert( isDefined( self.bufferedChildStats[ parent ][ child ] ) );
+
+	if ( !self rankingEnabled() )
+		return;
+	
+	curValue = statGetChildBuffered( parent, child );
+	statSetChildBuffered( parent, child, curValue + value );
+}
+
+
+/*
+=============
+statGetBuffered
+
+Returns the value of the named stat
+=============
+*/
+statGetBuffered( dataName )
+{
+	assert( isDefined( self.bufferedStats[ dataName ] ) );
+	
+	return self.bufferedStats[ dataName ];
+}
+
+/*
+=============
+statSet
+
+Sets the value of the named stat
+=============
+*/
+statSetBuffered( dataName, value )
+{
+	assert( isDefined( self.bufferedStats[ dataName ] ) );
+
+	if ( !self rankingEnabled() )
+		return;
+	
+	self.bufferedStats[ dataName ] = value;
+}
+
+/*
+=============
+statAdd
+
+Adds the passed value to the value of the named stat
+=============
+*/
+statAddBuffered( dataName, value )
+{	
+	assert( isDefined( self.bufferedStats[ dataName ] ) );
+
+	if ( !self rankingEnabled() )
+		return;
+	
+	curValue = statGetBuffered( dataName );
+	statSetBuffered( dataName, curValue + value );
+}
+
+
+updateBufferedStats()
+{
+	// give the first player time to connect
+	wait ( 0.15 );
+	
+	nextToUpdate = 0;
+	while ( !level.gameEnded )
+	{
+		nextToUpdate++;
+		if ( nextToUpdate >= level.players.size )
+			nextToUpdate = 0;
+
+		if ( isDefined( level.players[nextToUpdate] ) )
+			level.players[nextToUpdate] writeBufferedStats();
+
+		wait ( 2.0 );
+	}
+	
+	foreach ( player in level.players )
+		player writeBufferedStats();	
+}
+
+
+writeBufferedStats()
+{
+	if (getDvarInt("developer_script"))
+		return;
+	
+	foreach ( statName, statVal in self.bufferedStats )
+	{
+		self setPlayerData( statName, statVal );
+	}
+
+	foreach ( statName, statVal in self.bufferedChildStats )
+	{
+		foreach ( childStatName, childStatVal in statVal )
+			self setPlayerData( statName, childStatName, childStatVal );
+	}
+}
+
+
diff --git a/z_dev.bat b/z_dev.bat
index ff4fb9e..5d00e26 100644
--- a/z_dev.bat
+++ b/z_dev.bat
@@ -1 +1 @@
-start "" "%~dp0iw4x.exe" -nosteam -dump -console -scriptablehttp +set sv_lanonly "1" +set r_fullscreen "0" +set fs_game "mods/dev" +set developer "1" +set developer_script "1" +set cg_drawfps "4" +set cg_drawsnapshot "1" +set thereisacow "1" +set sv_cheats "1" +set bots_manage_add "8" +set drawlagometer "1" +set scr_game_spectatetype "2" +set r_mode "1024x768" +devmap mp_rust
\ No newline at end of file
+start "" "%~dp0iw4x.exe" -nosteam -dump -console -scriptablehttp +set sv_lanonly "1" +set r_fullscreen "0" +set fs_game "mods/dev" +set developer "1" +set developer_script "1" +set cg_drawfps "4" +set cg_drawsnapshot "1" +set thereisacow "1" +set sv_cheats "1" +set bots_manage_add "0" +set drawlagometer "1" +set scr_game_spectatetype "2" +set r_mode "1024x768" +devmap mp_rust
\ No newline at end of file