diff --git a/stepmania/src/MemoryCardManager.cpp b/stepmania/src/MemoryCardManager.cpp
index eeb18db10b..4af6f9707c 100644
--- a/stepmania/src/MemoryCardManager.cpp
+++ b/stepmania/src/MemoryCardManager.cpp
@@ -159,12 +159,12 @@ void MemoryCardManager::AssignUnassignedCards()
 			unsigned i;
 
 			// search for card dir match
-			if( !PREFSMAN->m_sMemoryCardDir[p].empty() )
+			if( !PREFSMAN->m_sMemoryCardOsMountPoint[p].empty() )
 			{
 				for( i=0; i<vUnassignedDevices.size(); i++ )
 				{
 					UsbStorageDevice &usd = vUnassignedDevices[i];
-					if( usd.sOsMountDir.CompareNoCase(PREFSMAN->m_sMemoryCardDir[p]) == 0 )	// match
+					if( usd.sOsMountDir.CompareNoCase(PREFSMAN->m_sMemoryCardOsMountPoint[p]) == 0 )	// match
 						goto match;
 				}
 			}
diff --git a/stepmania/src/PrefsManager.cpp b/stepmania/src/PrefsManager.cpp
index 8d3f81ac08..51f4c75be4 100644
--- a/stepmania/src/PrefsManager.cpp
+++ b/stepmania/src/PrefsManager.cpp
@@ -19,6 +19,7 @@
 #include "arch/arch.h" /* for default driver specs */
 #include "RageSoundReader_Resample.h" /* for ResampleQuality */
 #include "RageFile.h"
+#include "ProductInfo.h"
 
 #define STEPMANIA_INI_PATH "Data/StepMania.ini"
 #define STATIC_INI_PATH "Data/Static.ini"
@@ -215,6 +216,8 @@ PrefsManager::PrefsManager()
 		m_iMemoryCardUsbPort[p] = -1;
 	}
 
+	m_sMemoryCardProfileSubdir = PRODUCT_NAME;
+
 	ReadGlobalPrefsFromDisk();
 }
 
@@ -361,11 +364,12 @@ void PrefsManager::ReadGlobalPrefsFromDisk()
 	ini.GetValue( "Options", "EndlessStagesUntilBreak",			m_iEndlessNumStagesUntilBreak );
 	ini.GetValue( "Options", "EndlessBreakLength",				m_iEndlessBreakLength );
 
+	ini.GetValue( "Options", "MemoryCardProfileSubdir",			m_sMemoryCardProfileSubdir );
 	for( int p=0; p<NUM_PLAYERS; p++ )
 	{
 		ini.GetValue( "Options", ssprintf("DefaultLocalProfileIDP%d",p+1),	m_sDefaultLocalProfileID[p] );
-		ini.GetValue( "Options", ssprintf("MemoryCardDirP%d",p+1),				m_sMemoryCardDir[p] );
-		FixSlashesInPlace( m_sMemoryCardDir[p] );
+		ini.GetValue( "Options", ssprintf("MemoryCardOsMountPointP%d",p+1),	m_sMemoryCardOsMountPoint[p] );
+		FixSlashesInPlace( m_sMemoryCardOsMountPoint[p] );
 		ini.GetValue( "Options", ssprintf("MemoryCardUsbBusP%d",p+1),		m_iMemoryCardUsbBus[p] );
 		ini.GetValue( "Options", ssprintf("MemoryCardUsbPortP%d",p+1),		m_iMemoryCardUsbPort[p] );
 	}
@@ -520,10 +524,11 @@ void PrefsManager::SaveGlobalPrefsToDisk() const
 	ini.SetValue( "Options", "EndlessStagesUntilBreak",			m_iEndlessNumStagesUntilBreak );
 	ini.SetValue( "Options", "EndlessBreakLength",				m_iEndlessBreakLength );
 
+	ini.SetValue( "Options", "MemoryCardProfileSubdir",			m_sMemoryCardProfileSubdir );
 	for( int p=0; p<NUM_PLAYERS; p++ )
 	{
 		ini.SetValue( "Options", ssprintf("DefaultLocalProfileIDP%d",p+1),	m_sDefaultLocalProfileID[p] );
-		ini.SetValue( "Options", ssprintf("MemoryCardDirP%d",p+1),				m_sMemoryCardDir[p] );
+		ini.SetValue( "Options", ssprintf("MemoryCardOsMountPointP%d",p+1),				m_sMemoryCardOsMountPoint[p] );
 		ini.SetValue( "Options", ssprintf("MemoryCardUsbBusP%d",p+1),		m_iMemoryCardUsbBus[p] );
 		ini.SetValue( "Options", ssprintf("MemoryCardUsbPortP%d",p+1),		m_iMemoryCardUsbPort[p] );
 	}
diff --git a/stepmania/src/PrefsManager.h b/stepmania/src/PrefsManager.h
index a4a72e9870..6a4e2e0e01 100644
--- a/stepmania/src/PrefsManager.h
+++ b/stepmania/src/PrefsManager.h
@@ -120,8 +120,9 @@ public:
 	int				m_iEndlessNumStagesUntilBreak;
 	int				m_iEndlessBreakLength;
 	CString			m_sLanguage;
+	CString			m_sMemoryCardProfileSubdir;	// if set, always use the device that mounts to this point
 	CString			m_sDefaultLocalProfileID[NUM_PLAYERS];
-	CString			m_sMemoryCardDir[NUM_PLAYERS];		// if set, always use this dir for the memory card
+	CString			m_sMemoryCardOsMountPoint[NUM_PLAYERS];	// if set, always use the device that mounts to this point
 	int				m_iMemoryCardUsbBus[NUM_PLAYERS];	// take the first storage device on this usb bus
 	int				m_iMemoryCardUsbPort[NUM_PLAYERS];	// take the first storage device on this usb bus
 	int				m_iCenterImageTranslateX;
diff --git a/stepmania/src/ProfileManager.cpp b/stepmania/src/ProfileManager.cpp
index 8afe4c5972..79348be6c7 100644
--- a/stepmania/src/ProfileManager.cpp
+++ b/stepmania/src/ProfileManager.cpp
@@ -162,15 +162,32 @@ bool ProfileManager::LoadDefaultProfileFromMachine( PlayerNumber pn )
 bool ProfileManager::LoadProfileFromMemoryCard( PlayerNumber pn )
 {
 	CString sDir = MEM_CARD_DIR[pn];
-	if( !FILEMAN->IsMounted(sDir) )
-		return false;
+
+	DEBUG_ASSERT( FILEMAN->IsMounted(sDir) );	// should be called only if we've already mounted
 	
+	// tack on a subdirectory so that we don't write everything to the root
+	sDir += PREFSMAN->m_sMemoryCardProfileSubdir;
+	sDir += '/'; 
+
 	m_bUsingMemoryCard[pn] = true;
 	bool bResult;
 	bResult = LoadProfile( pn, sDir, false );
 	return bResult;
 }
 			
+bool ProfileManager::CreateMemoryCardProfile( PlayerNumber pn )
+{
+	CString sDir = MEM_CARD_DIR[pn];
+	
+	DEBUG_ASSERT( FILEMAN->IsMounted(sDir) );	// should be called only if we've already mounted
+
+	// tack on a subdirectory so that we don't write everything to the root
+	sDir += PREFSMAN->m_sMemoryCardProfileSubdir;
+	sDir += '/'; 
+
+	return CreateProfile( sDir, NEW_MEM_CARD_NAME );
+}
+			
 bool ProfileManager::LoadFirstAvailableProfile( PlayerNumber pn )
 {
 #ifndef _XBOX
@@ -182,8 +199,7 @@ bool ProfileManager::LoadFirstAvailableProfile( PlayerNumber pn )
 		if( LoadProfileFromMemoryCard(pn) )
 			return true;
 	
-		CString sDir = MEM_CARD_DIR[pn];
-		CreateProfile( sDir, NEW_MEM_CARD_NAME );
+		CreateMemoryCardProfile( pn );
 		if( LoadProfileFromMemoryCard(pn) )
 			return true;
 	}
diff --git a/stepmania/src/ProfileManager.h b/stepmania/src/ProfileManager.h
index 48d2b6e1d8..0e2e8ddeca 100644
--- a/stepmania/src/ProfileManager.h
+++ b/stepmania/src/ProfileManager.h
@@ -133,6 +133,7 @@ public:
 
 private:
 	bool LoadDefaultProfileFromMachine( PlayerNumber pn );
+	bool CreateMemoryCardProfile( PlayerNumber pn );
 	bool LoadProfileFromMemoryCard( PlayerNumber pn );
 	bool LoadProfile( PlayerNumber pn, CString sProfileDir, bool bIsMemCard );
 	bool CreateProfile( CString sProfileDir, CString sName );
diff --git a/stepmania/src/ScreenProfileOptions.cpp b/stepmania/src/ScreenProfileOptions.cpp
index 90583dbfb4..c261243561 100644
--- a/stepmania/src/ScreenProfileOptions.cpp
+++ b/stepmania/src/ScreenProfileOptions.cpp
@@ -28,8 +28,8 @@ enum {
 	PO_CREATE_NEW,
 	PO_DELETE_,
 	PO_RENAME_,
-	PO_CARD_DIR_1,
-	PO_CARD_DIR_2,
+	PO_OS_MOUNT_1,
+	PO_OS_MOUNT_2,
 	NUM_PROFILE_OPTIONS_LINES
 };
 
@@ -39,8 +39,8 @@ OptionRow g_ProfileOptionsLines[NUM_PROFILE_OPTIONS_LINES] = {
 	OptionRow( "Create\nNew",		true, "PRESS START" ),
 	OptionRow( "Delete",			true ),
 	OptionRow( "Rename",			true ),
-	OptionRow( "Card Dir\nPlayer1",	true, "" ),
-	OptionRow( "Card Dir\nPlayer2",	true, "" ),
+	OptionRow( "OS Mount\nPlayer1",	true, "" ),
+	OptionRow( "OS Mount\nPlayer2",	true, "" ),
 };
 
 const ScreenMessage	SM_DoneCreating		= ScreenMessage(SM_User+1);
@@ -67,15 +67,15 @@ ScreenProfileOptions::ScreenProfileOptions( CString sClassName ) : ScreenOptions
 	g_ProfileOptionsLines[PO_RENAME_].choices.push_back( "-NONE-" );
 	PROFILEMAN->GetLocalProfileNames( g_ProfileOptionsLines[PO_RENAME_].choices );
 
-	if( PREFSMAN->m_sMemoryCardDir[PLAYER_1].empty() )
-		g_ProfileOptionsLines[PO_CARD_DIR_1].choices[0] = "-NOT SET IN INI-";
+	if( PREFSMAN->m_sMemoryCardOsMountPoint[PLAYER_1].empty() )
+		g_ProfileOptionsLines[PO_OS_MOUNT_1].choices[0] = "-NOT SET IN INI-";
 	else
-		g_ProfileOptionsLines[PO_CARD_DIR_1].choices[0] = PREFSMAN->m_sMemoryCardDir[PLAYER_1];
+		g_ProfileOptionsLines[PO_OS_MOUNT_1].choices[0] = PREFSMAN->m_sMemoryCardOsMountPoint[PLAYER_1];
 
-	if( PREFSMAN->m_sMemoryCardDir[PLAYER_2].empty() )
-		g_ProfileOptionsLines[PO_CARD_DIR_2].choices[0] = "-NOT SET IN INI-";
+	if( PREFSMAN->m_sMemoryCardOsMountPoint[PLAYER_2].empty() )
+		g_ProfileOptionsLines[PO_OS_MOUNT_2].choices[0] = "-NOT SET IN INI-";
 	else
-		g_ProfileOptionsLines[PO_CARD_DIR_2].choices[0] = PREFSMAN->m_sMemoryCardDir[PLAYER_2];
+		g_ProfileOptionsLines[PO_OS_MOUNT_2].choices[0] = PREFSMAN->m_sMemoryCardOsMountPoint[PLAYER_2];
 
 	Init( 
 		INPUTMODE_TOGETHER,