diff --git a/projects/examples/demos/hilbert.tal b/projects/examples/demos/hilbert.tal
index a0ecbf9..a18fcff 100644
--- a/projects/examples/demos/hilbert.tal
+++ b/projects/examples/demos/hilbert.tal
@@ -1,7 +1,6 @@
 |00 @System &vector $2 &wst $1 &rst $1 &eaddr $2 &ecode $1 &pad $1 &r $2 &g $2 &b $2 &debug $1 &halt $1
 |20 @Screen &vector $2 &width $2 &height $2 &auto $1 &pad $1 &x $2 &y $2 &addr $2 &pixel $1 &sprite $1
-
-|0100
+|100
 
 @on-reset ( -> )
 	( | theme )
@@ -31,16 +30,15 @@
 	.Screen/y DEI2 diff ,&y STR2
 	.Screen/x DEI2 diff ,&x STR2
 	#0400
-	&l ( -- )
+	&>l ( -- )
 		.Screen/x DEI2k [ LIT2 &x $2 ] ADD2 ROT DEO2
 		.Screen/y DEI2k [ LIT2 &y $2 ] ADD2 ROT DEO2
 		[ LIT2 01 -Screen/pixel ] DEO
-		INC GTHk ?&l
+		INC GTHk ?&>l
 	POP2 BRK
 
 @diff ( a* b* -- dir* )
-	EQU2k ?{
-		LTH2 ?{ #0001 JMP2r }
+	EQU2k ?{ LTH2 ?{ #0001 JMP2r }
 		#ffff JMP2r }
 	POP2 POP2 #0000 JMP2r
 
@@ -50,7 +48,7 @@
 	( ) DUP2 ,&x STR2
 	( ) ,&y STR2
 	#2001
-	&l ( -- )
+	&>l ( -- )
 		#00 OVR STH2
 		[ LIT2 &t $2 ] DUP2 #02 SFT2 ,&t STR2
 		( ) DUP2 #01 SFT2 #0001 AND2 DUP2 ,&rx STR2
@@ -66,7 +64,7 @@
 		POP2r
 		( ) STH2kr ,&ry LDR2 MUL2 ADD2 ,&y STR2
 		( ) STH2r ,&rx LDR2 MUL2 ADD2 ,&x STR2
-		DUP ADD GTHk ?&l
+		DUP ADD GTHk ?&>l
 	POP2
 	( ) ,&x LDR2 #20 SFT2 #0020 ADD2
 	( ) ,&y LDR2 #20 SFT2 #0020 ADD2 JMP2r
diff --git a/projects/software/neralie.tal b/projects/software/neralie.tal
deleted file mode 100644
index 6e00409..0000000
--- a/projects/software/neralie.tal
+++ /dev/null
@@ -1,279 +0,0 @@
-( app/neralie : clock with arvelie date )
-
-( devices )
-
-|00 @System [ &vector $2 &pad $6 &r $2 &g $2 &b $2 ]
-|10 @Console    [ &vector $2 &read     $1 &pad    $5 &write $1 &error  $1 ]
-|20 @Screen [ &vector $2 &width $2 &height $2 &auto $1 &pad $1 &x $2 &y $2 &addr $2 &pixel $1 &sprite $1 ]
-|c0 @DateTime [ &year $2 &month $1 &day $1 &hour $1 &minute $1 &second $1 &dotw $1 &doty $2 &isdst $1 ]
-
-( variables )
-
-|0000
-
-@fps [ &current $1 &next $1 &second $1 ]
-@number [ &started $1 &count $1 ]
-@lines [ &addr $1 ]
-@neralie [ &n0123 $2 &n4 $1 &n5 $1 &n6 $1 &n7 $1 &n8 $1 &n9 $1 &color $1 &x $2 &y $2 &w $2 &h $2 ]
-@mul [ &ahi $1 &alo $1 &bhi $1 &blo $1 ]
-@frame
-	&x1 $2 &x2 $2 &y1 $2 &y2 $2
-
-( program )
-
-|0100
-
-	( theme )  
-	#0f3d .System/r DEO2 
-	#0fe3 .System/g DEO2 
-	#0fb2 .System/b DEO2
-
-	( vectors )  
-	;on-screen .Screen/vector DEO2
-
-	( window )
-	#0160 .Screen/width DEO2
-	#0110 .Screen/height DEO2
-
-	#01 .fps/current STZ
-
-	( set size )
-	#0018 ( padding )
-	DUP2 .frame/x1 STZ2
-	DUP2 .frame/y1 STZ2
-	DUP2 .Screen/width DEI2 SWP2 SUB2 #0001 SUB2 .frame/x2 STZ2
-	     .Screen/height DEI2 SWP2 SUB2 .frame/y2 STZ2
-
-	#01 .neralie/color STZ
-
-	.frame/x1 LDZ2 .frame/x2 LDZ2
-	OVR2 OVR2 .frame/y1 LDZ2 ;h JSR2
-	          .frame/y2 LDZ2 ;h JSR2
-	.frame/y1 LDZ2 #0001 SUB2 .frame/y2 LDZ2 INC2
-	OVR2 OVR2 .frame/x1 LDZ2 ;v JSR2
-	          .frame/x2 LDZ2 ;v JSR2
-
-@on-screen ( -> )
-
-	;update-fps JSR2
-
-	#00 .neralie/color STZ
-	;draw-clock JSR2
-	;neralie-calc JSR2
-
-	#01 .neralie/color STZ
-	;draw-date JSR2
-	;draw-clock JSR2
-
-BRK
-
-@neralie-calc ( -- )
-
-	( add up fractions of a pulse, store tenths in n6 )
-	#0120 #00 .DateTime/hour DEI MUL2
-	#00c0 #00 .DateTime/minute DEI MUL2 ADD2
-	#00f8 #00 .DateTime/second DEI MUL2 ADD2
-	#0271 #00 .fps/next LDZ MUL2 #00 .fps/current LDZ DIV2 #30 SFT2 ADD2
-	#01b0 ;modf JSR2 SWP2 #0017 MUL2 #03e8 DIV2 .neralie/n6 STZ POP
-
-	( add up units and tens of pulses, store in n5 and n4 )
-	#0042 #00 .DateTime/hour DEI MUL2 ADD2
-	#005e #00 .DateTime/minute DEI MUL2 ADD2
-	#000b #00 .DateTime/second DEI MUL2 ADD2
-	#000a ;modf JSR2 SWP2 .neralie/n5 STZ POP
-	#000a ;modf JSR2 SWP2 .neralie/n4 STZ POP
-
-	( add up hundreds of pulses + 10 x beats, store in n0123 )
-	#01a0 #00 .DateTime/hour DEI MUL2 ADD2
-	#0006 #00 .DateTime/minute DEI MUL2 ADD2 .neralie/n0123 STZ2
-
-JMP2r
-
-@draw-date ( -- )
-
-	( auto x ) #01 .Screen/auto DEO
-
-	.Screen/width DEI2 #01 SFT2 #0034 SUB2 .Screen/x DEO2
-	.Screen/height DEI2 #0010 SUB2 .Screen/y DEO2
-
-	( arvelie )
-	.DateTime/year DEI2 #07d6 SUB2 NIP
-		DUP #0a DIV #00 SWP #30 SFT2 ;font-numbers ADD2 .Screen/addr DEO2
-			#01 .Screen/sprite DEO
-		#0a DIVk MUL SUB #00 SWP #30 SFT2 ;font-numbers ADD2 .Screen/addr DEO2
-			#01 .Screen/sprite DEO
-	.DateTime/doty DEI2
-		DUP2 #000e DIV2 #30 SFT2 ;font-letters ADD2 .Screen/addr DEO2
-			#01 .Screen/sprite DEO
-		#000e DIV2k MUL2 SUB2
-		DUP2 #000a DIV2 ,digit JSR
-		#000a DIV2k MUL2 SUB2 ,digit JSR
-
-	.Screen/x DEI2 #0008 ADD2 .Screen/x DEO2
-
-	( neralie )
-	.neralie/n0123 LDZ2 
-	#03e8 ;modf JSR2 ,digit JSR
-	#0064 ;modf JSR2 ,digit JSR
-	#000a ;modf JSR2 ,digit JSR
-	           #000b ,digit JSR ( the colon )
-	                 ,digit JSR
-	#00 .neralie/n4 LDZ  ,digit JSR
-	#00 .neralie/n5 LDZ  ,digit JSR
-
-	( auto none ) #00 .Screen/auto DEO
-
-JMP2r
-
-@digit ( index* -- )
-
-	#30 SFT2 ;font-numbers ADD2 .Screen/addr DEO2
-	.neralie/color LDZ .Screen/sprite DEO
-	
-JMP2r
-
-@draw-clock ( -- )
-
-	.frame/x2 LDZ2 .frame/x1 LDZ2 
-		DUP2 .neralie/x STZ2 SUB2 .neralie/w STZ2
-	.frame/y2 LDZ2 .frame/y1 LDZ2 
-		DUP2 .neralie/y STZ2 SUB2 .neralie/h STZ2
-
-	;neralie/n4 NIP .neralie/n0123 LDZ2
-
-	DUP2 ;&h JSR2
-
-	;&next JSR2 #0008 .Screen/x DEO2 .neralie/y LDZ2 #0003 SUB2 .Screen/y DEO2 ,digit JSR
-
-	DUP2 ;&v JSR2
-	#04 ;v/spacing STA
-	.frame/y1 LDZ2 #0003 SUB2 .neralie/y LDZ2 .neralie/x LDZ2 ;v JSR2
-	#01 ;v/spacing STA
-	,&next JSR #0008 .Screen/y DEO2 .neralie/x LDZ2 #0003 SUB2 .Screen/x DEO2 ;digit JSR2
-	DUP2 ,&h JSR
-	,&next JSR .Screen/width DEI2 #0010 SUB2 .Screen/x DEO2 .neralie/y LDZ2 #0003 SUB2 .Screen/y DEO2 ;digit JSR2
-	DUP2 ,&v JSR
-	,&next JSR POP2
-	DUP2 ,&h JSR
-	,&next JSR POP2
-	DUP2 ,&v JSR
-	POP2 POP
-	JMP2r
-
-	&next ( digit-addr number* -- next-digit-addr next-number* prev-digit* )
-	#03e8 ;modf JSR2 STH2 #000a MUL2
-	ROT STHk INC ROT ROT
-	#00 STHr LDZ ADD2
-	STH2r
-	JMP2r
-
-	&h ( number* -- )
-	,scale JSR
-	.neralie/h LDZ2 ;mul2hi JSR2
-	ORAk #02 JCN POP2 JMP2r
-	DUP2 .neralie/y LDZ2 ADD2 .neralie/y STZ2
-	.neralie/h LDZ2 SWP2 SUB2 .neralie/h STZ2
-	.neralie/x LDZ2 DUP2 .neralie/w LDZ2 ADD2 .neralie/y LDZ2 ,h JMP
-
-	&v ( number* -- )
-	,scale JSR
-	.neralie/w LDZ2 ;mul2hi JSR2
-	ORAk #02 JCN POP2 JMP2r
-	DUP2 .neralie/x LDZ2 ADD2 .neralie/x STZ2
-	.neralie/w LDZ2 SWP2 SUB2 .neralie/w STZ2
-	.neralie/y LDZ2 DUP2 .neralie/h LDZ2 ADD2 .neralie/x LDZ2 ,v JMP
-
-@scale ( 0..10000* -- 0..65535* )
-	DUP2 #8db8 ;mul2hi JSR2
-	SWP2 #0006 MUL2 ADD2
-	JMP2r
-
-@h ( x1* x2* y* -- )
-	.Screen/y DEO2
-	.Screen/x .lines/addr STZ
-	,v/draw-line JMP
-
-@v ( y1* y2* x* -- )
-	.Screen/x DEO2
-	.Screen/y .lines/addr STZ
-
-	&draw-line ( v1* v2* -- )
-	LTH2k #01 JCN SWP2
-	STH2
-
-	&loop
-	LIT2 [ 00 ] &spacing [ 01 ] ADD2
-	DUP2 DUP2r STH2r LTH2 ,&keep-going JCN
-	POP2 POP2r
-	JMP2r
-
-	&keep-going
-	DUP2 .lines/addr LDZ DEO2
-	.neralie/color LDZ .Screen/pixel DEO
-	,&loop JMP
-
-@update-fps ( -- )
-	.fps/next LDZ INC .fps/next STZ
-	.DateTime/second DEI .fps/second LDZ NEQ JMP JMP2r
-	.DateTime/second DEI .fps/second STZ
-	.fps/next LDZ .fps/current STZ
-
-	#00 .fps/next STZ
-	JMP2r
-
-@modf ( dividend* divisor* SUB2 remainder* quotient* )
-	DIV2k STH2k MUL2 SUB2 STH2r JMP2r
-
-@mul2hi ( a* b* -- product-top-16-bits* )
-	(
-		Multiplying two 16-bit numbers yields a 32-bit number.
-		MUL2 returns the lowest 16 bits, we want the highest.
-
-		We split each short into hi and lo bytes, then sum
-		the following multiplications:
-
-		31..24 23..16 15..08 07..00
-		{ ahi * bhi }
-		       { alo * bhi }
-		       { ahi * blo }
-		              { alo * blo }
-
-		Bits 07..00 can be ignored, but each sum in bits 23..16
-		can end up overflowing into bit 24.
-	)
-	
-	;mul/bhi STA2 ;mul/ahi STA2
-	#00
-		#00
-			#00 .mul/alo LDZ #00 .mul/blo LDZ MUL2
-		POP
-		#00 .mul/ahi LDZ #00 .mul/blo LDZ MUL2 ,&adc JSR
-		#00 .mul/alo LDZ #00 .mul/bhi LDZ MUL2 ,&adc JSR
-	POP
-	#00 .mul/ahi LDZ #00 .mul/bhi LDZ MUL2 ADD2
-	JMP2r
-
-	&adc ( 31..24 a* b* -- 31..24 sum* )
-	OVR2 ADD2 SWP2 OVR2
-	GTH2 ,&carry JCN
-	JMP2r
-	&carry
-	ROT INC ROT ROT
-	JMP2r
-
-@font-numbers
-	7cc6 ced6 e6c6 7c00 1838 1818 1818 7e00 3c66 063c 6066 7e00
-	3c66 061c 0666 3c00 1c3c 6ccc fe0c 1e00 7e62 607c 0666 3c00
-	3c66 607c 6666 3c00 7e66 060c 1818 1800 3c66 663c 6666 3c00
-	3c66 663e 0666 3c00 7cc6 ced6 e6c6 7c00 0018 1800 1818 0000
-
-@font-letters
-	183c 6666 7e66 6600 fc66 667c 6666 fc00 3c66 c0c0 c066 3c00
-	f86c 6666 666c f800 fe62 6878 6862 fe00 fe62 6878 6860 f000
-	3c66 c0c0 ce66 3e00 6666 667e 6666 6600 7e18 1818 1818 7e00
-	1e0c 0c0c cccc 7800 e666 6c78 6c66 e600 f060 6060 6266 fe00
-	c6ee fefe d6c6 c600 c6e6 f6de cec6 c600 386c c6c6 c66c 3800
-	fc66 667c 6060 f000 386c c6c6 dacc 7600 fc66 667c 6c66 e600
-	3c66 603c 0666 3c00 7e5a 1818 1818 3c00 6666 6666 6666 3c00
-	6666 6666 663c 1800 c6c6 c6d6 feee c600 c66c 3838 6cc6 c600
-	6666 663c 1818 3c00 fec6 8c18 3266 fe00 0018 187e 1818 0000