diff --git a/blk/393 b/blk/393
index 1f0d04f..a69f0b1 100644
--- a/blk/393
+++ b/blk/393
@@ -1,4 +1,5 @@
 : RAM+ [ RAMSTART LITN ] + ;
+: BIN+ [ BIN( @ LITN ] + ;
 : (parse*) 0x0a RAM+ ;
 : HERE 0x04 RAM+ ;
 : CURRENT* 0x51 RAM+ ;
diff --git a/emul/run.fs b/emul/run.fs
deleted file mode 100644
index 82ff697..0000000
--- a/emul/run.fs
+++ /dev/null
@@ -1,24 +0,0 @@
-: EFS@
-    256 /MOD 3 PC! 3 PC!
-    1024 0 DO
-        4 PC@
-        BLK( I + C!
-    LOOP
-;
-: EFS!
-    256 /MOD 3 PC! 3 PC!
-    1024 0 DO
-        BLK( I + C@ 4 PC!
-    LOOP
-;
-
-: INIT
-    CURRENT @ HERE !
-    BLK$
-    ['] EFS@ BLK@* !
-    ['] EFS! BLK!* !
-    RDLN$
-    LIT< _sys [entry]
-    ." Collapse OS" CRLF
-    INTERPRET
-;
diff --git a/emul/stage0.bin b/emul/stage0.bin
index c2c3b5d..219ea69 100644
Binary files a/emul/stage0.bin and b/emul/stage0.bin differ
diff --git a/emul/stage1.fs b/emul/stage1.fs
index 62fb584..d90a0ca 100644
--- a/emul/stage1.fs
+++ b/emul/stage1.fs
@@ -25,4 +25,4 @@
 
 (entry) _
 H@ 256 /MOD 2 PC! 2 PC!
-H@ 0x08 ! ( update LATEST )
+H@ 0x08 BIN+ ! ( update LATEST )
diff --git a/emul/stop.fs b/emul/stop.fs
deleted file mode 100644
index c2777da..0000000
--- a/emul/stop.fs
+++ /dev/null
@@ -1,2 +0,0 @@
-(entry) _
-H@ 256 /MOD 2 PC! 2 PC!