diff --git a/asm_routines/dos33_routines.s b/asm_routines/dos33_routines.s
index 8788ab7f..98d4aae4 100644
--- a/asm_routines/dos33_routines.s
+++ b/asm_routines/dos33_routines.s
@@ -2,16 +2,18 @@
 ;       "Beneath Apple DOS" by Don Worth and Pieter Lechner
 
 ; FIXME: make these a parameter
+; filename
 disk_buff	EQU	$6000
 read_size	EQU	$2A00	; (3*256*14)
 
 ;; For the disk-read code
-;RWTSH	  EQU $F1
-;RWTSL	  EQU $F0
-;DOSBUFH	  EQU $EF
-;DOSBUFL   EQU $EE
-;FILEMH    EQU $ED
-;FILEML	  EQU $EC
+;RWTSL		EQU $F0
+;RWTSH		EQU $F1
+;DOSBUFL	EQU $EE
+;DOSBUFH	EQU $EF
+;FILEML		EQU $EC
+;FILEMH		EQU $ED
+
 
 ;; DOS Constants
 OPEN     EQU $01
@@ -221,10 +223,10 @@ dos33_read:
 	sta   (FILEML),y
 
 	ldy   #6			; point to number of bytes to read
-	lda   #>read_size
+	lda   #<read_size
 	sta   (FILEML),y		; we want to read 255 bytes
 	iny
-	lda   #<read_size
+	lda   #>read_size
 	sta   (FILEML),y
 
 	ldy   #8			; buffer address
diff --git a/chiptune_player/Makefile b/chiptune_player/Makefile
index 24fe3788..24688242 100644
--- a/chiptune_player/Makefile
+++ b/chiptune_player/Makefile
@@ -7,7 +7,8 @@ all:	chiptune_player.dsk
 
 chiptune_player.dsk:	CHIPTUNE_PLAYER OUT.0
 	$(DOS33) -y chiptune_player.dsk BSAVE -a 0x1000 CHIPTUNE_PLAYER
-	$(DOS33) -y chiptune_player.dsk BSAVE -a 0x6000 OUT.0
+	$(DOS33) -y chiptune_player.dsk SAVE B OUT.0
+#	$(DOS33) -y chiptune_player.dsk BSAVE -a 0x6000 OUT.0
 
 
 CHIPTUNE_PLAYER:	chiptune_player.o
diff --git a/chiptune_player/OUT.0 b/chiptune_player/OUT.0
index 3a887fd5..5a9c3b1f 100644
Binary files a/chiptune_player/OUT.0 and b/chiptune_player/OUT.0 differ
diff --git a/chiptune_player/TODO b/chiptune_player/TODO
index 749e2854..41ba9bd6 100644
--- a/chiptune_player/TODO
+++ b/chiptune_player/TODO
@@ -1,5 +1,4 @@
-+ Load from disk
-+ Starfield
++ Starfield -- takes too much ram (3k+)
 + Volume Bars
 + Print Descriptive Text
 + Print time
diff --git a/chiptune_player/chiptune_player.s b/chiptune_player/chiptune_player.s
index 901499bf..a24f0915 100644
--- a/chiptune_player/chiptune_player.s
+++ b/chiptune_player/chiptune_player.s
@@ -5,21 +5,23 @@
 CHUNK_BUFFER	EQU	$6000
 
 	;=============================
-	; Print message
+	; Setup
 	;=============================
 	jsr     HOME
 	jsr     TEXT
 
+	; init variables
+
 	lda	#0
 	sta	DRAW_PAGE
 	sta	CH
 	sta	CV
 	sta	DONE_PLAYING
 	sta	XPOS
-
-	lda	#0
 	sta	MB_FRAME_DIFF
 
+	; print detection message
+
 	lda	#<mocking_message		; load loading message
 	sta	OUTL
 	lda	#>mocking_message
@@ -40,12 +42,12 @@ CHUNK_BUFFER	EQU	$6000
 	jmp	forever_loop			; and wait forever
 
 mockingboard_found:
-	lda     #<found_message			; print found message
-	sta     OUTL
-	lda     #>found_message
-	sta     OUTH
-	inc     CV
-	jsr     move_and_print
+;	lda     #<found_message			; print found message
+;	sta     OUTL
+;	lda     #>found_message
+;	sta     OUTH
+;	inc     CV
+;	jsr     move_and_print
 
 	;============================
 	; Init the Mockingboard
@@ -55,7 +57,6 @@ mockingboard_found:
 	jsr	reset_ay_both
 	jsr	clear_ay_both
 
-
 	;=========================
 	; Setup Interrupt Handler
 	;=========================
@@ -71,7 +72,7 @@ mockingboard_found:
 	; Enable 50Hz clock on 6522
 	;============================
 
-	lda	#$40		; Generate continuous interrupts, don't touch PB7
+	lda	#$40		; Continuous interrupts, don't touch PB7
 	sta	$C40B		; ACR register
 	lda	#$7F		; clear all interrupt flags
 	sta	$C40E		; IER register (interrupt enable)
@@ -91,7 +92,7 @@ mockingboard_found:
 
 
 	;============================
-	; Setup Graphics
+	; Draw title screen
 	;============================
 
 	jsr	set_gr_page0
@@ -124,6 +125,7 @@ mockingboard_found:
 	sta	INH
 	lda	#<CHUNK_BUFFER
 	sta	INL
+
 	lda	#$0
 	sta	MB_CHUNK
 
@@ -131,16 +133,35 @@ mockingboard_found:
 	;============================
 	; Enable 6502 interrupts
 	;============================
-	;
+
 	cli		; clear interrupt mask
 
 
+	;============================
+	; Init Background
+	;============================
+;	jsr	clear_screens		; clear top/bottom of page 0/1
+;	jsr	set_gr_page0
 
+;	lda	#0
+;	sta	DRAW_PAGE
+;	sta	RANDOM_POINTER
+;	sta	SCREEN_Y
+	; always multiply with low byte as zero
+;	sta	NUM2L
 
 	;============================
 	; Loop forever
 	;============================
 playing_loop:
+
+
+	;============================
+	; starfield
+	;============================
+
+;	jsr	starfield
+
 	lda	DONE_PLAYING
 	beq	playing_loop
 
@@ -204,7 +225,7 @@ mb_not_13:
 					; so write same to both left/write
 	clc
 	lda	INH
-	adc	#$4
+	adc	#$3
 	sta	INH
 
 	inx
@@ -223,7 +244,7 @@ wraparound:
 
 	inc	MB_CHUNK
 	lda	MB_CHUNK
-	cmp	#$4
+	cmp	#$3
 	bne	chunk_good
 	lda	#0
 	sta	MB_CHUNK
@@ -243,7 +264,6 @@ done_interrupt:
 .include	"../asm_routines/gr_offsets.s"
 .include	"../asm_routines/text_print.s"
 .include	"../asm_routines/mockingboard_a.s"
-;.include	"../asm_routines/lzss_decompress.s"
 .include	"../asm_routines/gr_fast_clear.s"
 .include	"../asm_routines/pageflip.s"
 .include	"../asm_routines/gr_unrle.s"
diff --git a/chiptune_player/zp.inc b/chiptune_player/zp.inc
index 22fe533c..b6b9f301 100644
--- a/chiptune_player/zp.inc
+++ b/chiptune_player/zp.inc
@@ -2,26 +2,25 @@
 
 ;; Zero page monitor routines addresses
 
-	;WNDLFT	EQU $20
-	;WNDWDTH	EQU $21
-	;WNDTOP	EQU $22
-	;WNDBTM	EQU $23
-CH		EQU $24
-CV		EQU $25
-GBASL		EQU $26
-GBASH		EQU $27
-BASL		EQU $28
-BASH		EQU $29
-	;H2	EQU $2C
-	;V2	EQU $2D
-	;MASK	EQU $2E
-COLOR		EQU $30
-	;INVFLG	EQU $32
+			;WNDLFT	EQU $20
+			;WNDWDTH	EQU $21
+			;WNDTOP	EQU $22
+			;WNDBTM	EQU $23
+CH	EQU $24
+CV	EQU $25
+GBASL	EQU $26
+GBASH	EQU $27
+BASL	EQU $28
+BASH	EQU $29
+			;H2	EQU $2C
+			;V2	EQU $2D
+MASK	EQU $2E
+COLOR	EQU $30
+			;INVFLG	EQU $32
 
 ; dos33 zero page = 26-2f, 35-38, 3e 3f 40-4d 
 ; overlap applesoft  67-6a,6f,70,af,b0,ca-cd,d8 
 
-
 RWTSL		EQU	$60
 RWTSH		EQU	$61
 DOSBUFL		EQU	$62
@@ -30,11 +29,9 @@ FILEML		EQU	$64
 FILEMH		EQU	$65
 
 
-
-
-;TURNING		EQU	$60
-;SCREEN_X	EQU	$61		; not used?
-;SCREEN_Y	EQU	$62
+			;TURNING		EQU	$60
+			;SCREEN_X	EQU	$61		; not used?
+SCREEN_Y	EQU $62
 ;ANGLE		EQU	$63
 ;HORIZ_SCALE_I	EQU	$64
 ;HORIZ_SCALE_F	EQU	$65
@@ -48,6 +45,8 @@ FILEMH		EQU	$65
 ;CX_F		EQU	$6D
 ;DY_I		EQU	$6E
 ;DY_F		EQU	$6F
+
+
 ;SPACEY_I	EQU	$70
 ;SPACEY_F	EQU	$71
 ;CY_I		EQU	$72
@@ -61,29 +60,29 @@ FILEMH		EQU	$65
 ;DRAW_SPLASH	EQU	$7A
 ;SPEED		EQU	$7B
 ;SPLASH_COUNT	EQU	$7C
-;OVER_LAND	EQU	$7D
-;NUM1L		EQU	$7E
-;NUM1H		EQU	$7F
-;NUM2L		EQU	$80
-				;NUM2H		EQU	$81
-				;RESULT		EQU	$82 ; 83,84,85
+				;OVER_LAND	EQU	$7D
+NUM1L		EQU $7E
+NUM1H		EQU $7F
+NUM2L		EQU $80
+NUM2H		EQU $81
+RESULT		EQU $82 ; 83,84,85
 				;NEGATE		EQU	$86			; UNUSED?
 				;LAST_SPACEX_I	EQU	$87
 				;LAST_SPACEY_I	EQU	$88
 				;LAST_MAP_COLOR	EQU	$89
 				;DRAW_SKY	EQU	$8A
-				;COLOR_MASK	EQU	$8B
+COLOR_MASK	EQU $8B
 				;KEY_COUNT	EQU	$8C
 				;KEY_OFFSET	EQU	$8D
 				;DRAW_BLUE_SKY	EQU	$8E
-				;RANDOM_POINTER	EQU	$8F
-				;FRAME_COUNT	EQU	$90
-MB_VALUE	EQU	$91
-MB_CHUNK	EQU	$92
-MB_ADDRL	EQU	$91
-MB_ADDRH	EQU	$92
-DONE_PLAYING	EQU	$93
-MB_FRAME_DIFF	EQU	$94
+RANDOM_POINTER	EQU $8F
+FRAME_COUNT	EQU $90
+MB_VALUE	EQU $91
+MB_CHUNK	EQU $92
+MB_ADDRL	EQU $91
+MB_ADDRH	EQU $92
+DONE_PLAYING	EQU $93
+MB_FRAME_DIFF	EQU $94
 				;LZSS_RL		EQU	$95
 				;LZSS_RH		EQU	$96
 				;LZSS_COUNT	EQU	$97
@@ -95,10 +94,10 @@ MB_FRAME_DIFF	EQU	$94
 ; More zero-page addresses
 ; we try not to conflict with anything DOS, MONITOR or BASIC related
 
-	;COLOR1		EQU	$E0
-	;COLOR2		EQU	$E1
-	;MATCH		EQU	$E2
-	;XX		EQU	$E3
+			;COLOR1		EQU	$E0
+			;COLOR2		EQU	$E1
+			;MATCH		EQU	$E2
+XX	EQU $E3
 	;YY		EQU	$E4
 	;SHIPY		EQU	$E4
 	;YADD		EQU	$E5
@@ -107,24 +106,24 @@ MB_FRAME_DIFF	EQU	$94
 	;MEMPTRH		EQU	$E8
 	;NAMEL		EQU	$E9
 	;NAMEH		EQU	$EA
-	;NAMEX		EQU	$EB
-	;CHAR		EQU	$EC
-DISP_PAGE	EQU	$ED
-DRAW_PAGE	EQU	$EE
+				;NAMEX		EQU	$EB
+				;CHAR		EQU	$EC
+DISP_PAGE	EQU $ED
+DRAW_PAGE	EQU $EE
 
-					;FIRST		EQU	$F0
-					;LASTKEY	EQU	$F1
-					;PADDLE_STATUS	EQU	$F2
-XPOS		EQU	$F3
-					;YPOS		EQU	$F4
-TEMP		EQU	$FA
-					;RUN		EQU	$FA
-					;TEMP2		EQU	$FB
-					;TEMPY		EQU	$FB
-INL		EQU	$FC
-INH		EQU	$FD
-OUTL		EQU	$FE
-OUTH		EQU	$FF
+				;FIRST		EQU	$F0
+				;LASTKEY	EQU	$F1
+				;PADDLE_STATUS	EQU	$F2
+XPOS		EQU $F3
+YPOS		EQU $F4
+TEMP		EQU $FA
+				;RUN		EQU	$FA
+				;TEMP2		EQU	$FB
+				;TEMPY		EQU	$FB
+INL		EQU $FC
+INH		EQU $FD
+OUTL		EQU $FE
+OUTH		EQU $FF