diff --git a/BizHawk.Emulation.Cores/Consoles/Nintendo/SNES/LibsnesCore.cs b/BizHawk.Emulation.Cores/Consoles/Nintendo/SNES/LibsnesCore.cs
index f312cc0fba..8c320047f1 100644
--- a/BizHawk.Emulation.Cores/Consoles/Nintendo/SNES/LibsnesCore.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Nintendo/SNES/LibsnesCore.cs
@@ -327,7 +327,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.SNES
 			else return api.CMD_load_cartridge_super_game_boy(CurrLoadParams.rom_xml, CurrLoadParams.rom_data, CurrLoadParams.rom_size, CurrLoadParams.dmg_xml, CurrLoadParams.dmg_data, CurrLoadParams.dmg_size);
 		}
 
-		public void Load(GameInfo game, byte[] romData, bool DeterministicEmulation, byte[] xmlData)
+		public void Load(GameInfo game, byte[] romData, bool deterministicEmulation, byte[] xmlData)
 		{
 			byte[] sgbRomData = null;
 			if (game["SGB"])
@@ -433,7 +433,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.SNES
 
 			SetupMemoryDomains(romData,sgbRomData);
 
-			this.DeterministicEmulation = DeterministicEmulation;
+			DeterministicEmulation = deterministicEmulation;
 			if (DeterministicEmulation) // save frame-0 savestate now
 			{
 				MemoryStream ms = new MemoryStream();
@@ -719,10 +719,13 @@ namespace BizHawk.Emulation.Cores.Nintendo.SNES
 
 		public string BoardName { get; private set; }
 
+		// adelikat: Nasty hack to force new business logic.  Compatibility (and Accuracy when fully supported) will ALWAYS be in deterministic mode,
+		// a consequence is a permanent performance hit to the compatibility core
+		// Perormance will NEVER be in deterministic mode (and the client side logic will prohibit movie recording on it)
 		public bool DeterministicEmulation
 		{
-			get;
-			private set;
+			get { return SyncSettings.Profile == "Compatibility" || SyncSettings.Profile == "Accuracy"; }
+			private set {  /* Do nothing */ }
 		}