diff --git a/README.md b/README.md
index 755b81f..be21d7f 100644
--- a/README.md
+++ b/README.md
@@ -83,7 +83,6 @@ BRK
 
 ## TODOs
 
-- Li1 short mode
 - Defines?
 - LDR/STR helpers
 - Keyboard example
diff --git a/build.sh b/build.sh
index 3763040..eba54f1 100755
--- a/build.sh
+++ b/build.sh
@@ -24,5 +24,5 @@ rm -f ./bin/emulator
 cc -std=c89 -DDEBUG -Wall -Wno-unknown-pragmas -Wpedantic -Wshadow -Wextra -Werror=implicit-int -Werror=incompatible-pointer-types -Werror=int-conversion -Wvla -g -Og -fsanitize=address -fsanitize=undefined uxn.c emulator.c -L/usr/local/lib -lSDL2 -o bin/emulator
 
 # run
-./bin/assembler examples/pixels.usm bin/boot.rom
+./bin/assembler examples/line.usm bin/boot.rom
 ./bin/emulator bin/boot.rom
diff --git a/examples/hello.usm b/examples/hello.usm
index 0a29d82..73b8d4d 100644
--- a/examples/hello.usm
+++ b/examples/hello.usm
@@ -4,8 +4,8 @@
 
 |0100 @RESET 
 
-	#00 ,dev/w STR                        ( set dev/write to console ) 
-	,string                               ( add string pointer to stack )
+	#00 ,dev/w STR                           ( set dev/write to console ) 
+	,string                                  ( add string pointer to stack )
 	@loop
 		DUP2 LDR IOW                         ( write pointer value to console )
 		#0001 ADD2                           ( increment string pointer )
@@ -13,7 +13,7 @@
 
 BRK
 
-@string " Hello World "                ( add string to memory )
+@string " Hello World "                      ( add string to memory )
 
 |c000 @FRAME BRK
 |d000 @ERROR BRK 
diff --git a/examples/line.usm b/examples/line.usm
index 84c9150..fc69f2b 100644
--- a/examples/line.usm
+++ b/examples/line.usm
@@ -9,26 +9,26 @@
 |0100 @RESET
 
 	( set dev/write to screen ) 
-	,01 ,dev/w STR 
+	#01 ,dev/w STR 
 
 	( positive )
-	,01 ,color STR
+	#01 ,color STR
 	+0030 ,x0 STR2 +0040 ,y0 STR2
 	+0100 ,x1 STR2 +0060 ,y1 STR2
 	,line JSR
 
-	,02 ,color STR
+	#02 ,color STR
 	+0020 ,x0 STR2 +0010 ,y0 STR2
 	+0090 ,x1 STR2 +0070 ,y1 STR2
 	,line JSR
 
-	,03 ,color STR
+	#03 ,color STR
 	+0010 ,x0 STR2 +0040 ,y0 STR2
 	+0070 ,x1 STR2 +0060 ,y1 STR2
 	,line JSR
 
 	( draw control points )
-	,02 ,color STR
+	#02 ,color STR
 	,x0 LDR2 ,y0 LDR2 ,putpixel JSR
 	,x1 LDR2 ,y1 LDR2 ,putpixel JSR
 
@@ -57,17 +57,17 @@ BRK
 	RTS
 
 @redraw
-	,0000 IOW2
-	,0000 IOW2
-	,00 IOW
-	,01 IOW
+	#0000 IOW2
+	#0000 IOW2
+	#00 IOW
+	#01 IOW
 	RTS
 
 @putpixel 
 	IOW2 ( y short )
 	IOW2 ( x short )
 	,color LDR IOW  ( color byte )
-	,00 IOW  ( redraw byte )
+	#00 IOW  ( redraw byte )
 	RTS
 
 @diff16