diff --git a/assets/disk0/tvdos/bin/edit.js b/assets/disk0/tvdos/bin/edit.js
index 1f4342e..1204ffc 100644
--- a/assets/disk0/tvdos/bin/edit.js
+++ b/assets/disk0/tvdos/bin/edit.js
@@ -229,17 +229,21 @@ function writeout() {
 // KEYBOARDING FUNCTIONS //
 
 function hitCtrlS() {
-    sys.poke(-40, 1);
+    sys.poke(-40, 255);
     return (sys.peek(-41) == 47 && (sys.peek(-42) == 129 || sys.peek(-42) == 130));
 }
-function hitCtrlX() {
-    sys.poke(-40, 1);
-    return (sys.peek(-41) == 52 && (sys.peek(-42) == 129 || sys.peek(-42) == 130));
+function hitCtrlQ() {
+    sys.poke(-40, 255);
+    return (sys.peek(-41) == 45 && (sys.peek(-42) == 129 || sys.peek(-42) == 130));
 }
 function hitAny() {
-    sys.poke(-40, 1);
+    sys.poke(-40, 255);sys.spin();
     return sys.peek(-41) != 0;
 }
+function getch() {
+    sys.poke(-40, 255);
+    return sys.peek(-41);
+}
 
 function insertChar(code, row, col) {
     if (textbuffer[row] === undefined)
@@ -427,74 +431,83 @@ else {
 }
 
 while (!exit) {
-    let key = con.getch();
+    let key = getch();
+    // TODO: either implement the new strobing-getch() by yourself or modify the sys.getch() so that CTRL-alph would return correct numbers
+    if (key != 0) {
 
-    if (bulletinShown) dismissBulletin();
+        serial.println(`getch = ${key}`)
 
-    if (key == 17) // Ctrl-Q
-        exit = true;
-    else if (key == 19 && !bulletinShown) {
-        writeout();
-        displayBulletin(`Wrote ${textbuffer.length} lines`);
-    }
-    else if (key == con.KEY_BACKSPACE) { // Bksp
-        backspaceOnce();
-        drawLnCol(); gotoText();
-    }
-    else if (key == con.KEY_RETURN) { // Return
-        appendLine(); drawLnCol(); gotoText();
-    }
-    else if (key == con.KEY_LEFT) {
-        cursoringCol = cursorCol - 1;
-        if (cursoringCol < 0) cursoringCol = 0;
-        cursorMoveRelative(-1,0);
-    }
-    else if (key == con.KEY_RIGHT) {
-        cursoringCol = cursorCol + 1;
-        if (cursoringCol > textbuffer[cursorRow].length) cursoringCol = textbuffer[cursorRow].length;
-        cursorMoveRelative(1,0);
-    }
-    else if (key == con.KEY_UP) {
-        cursorMoveRelative(0,-1);
-    }
-    else if (key == con.KEY_DOWN) {
-        cursorMoveRelative(0,1);
-    }
-    else if (key == con.KEY_PAGE_UP) {
-        cursorMoveRelative(0, -paintHeight + scrollPeek);
-    }
-    else if (key == con.KEY_PAGE_DOWN) {
-        cursorMoveRelative(0, paintHeight - scrollPeek);
-    }
-    else if (key == con.KEY_HOME) {
-        cursoringCol = 0;
-        cursorMoveRelative(-BIG_STRIDE, 0);
-    }
-    else if (key == con.KEY_END)  {
-        cursoringCol = textbuffer[cursorRow].length;
-        cursorMoveRelative(BIG_STRIDE, 0);
-    }
-    else if (key == con.KEY_TAB) { // insert spaces appropriately
-        let tabsize = TAB_SIZE - (cursorCol % TAB_SIZE);
+        if (bulletinShown) dismissBulletin();
 
-        for (let k = 0; k < tabsize; k++) {
-            insertChar(32, cursorRow, cursorCol);
+        sys.poke(-40, 255)
+        serial.println(`strobe: ${sys.peek(-41)}\t${sys.peek(-42)}`)
+
+
+        if (hitCtrlQ()) // Ctrl-Q
+            exit = true;
+        else if (hitCtrlS() && !bulletinShown) {
+            writeout();
+            displayBulletin(`Wrote ${textbuffer.length} lines`);
+        }
+        else if (key == con.KEY_BACKSPACE) { // Bksp
+            backspaceOnce();
+            drawLnCol(); gotoText();
+        }
+        else if (key == con.KEY_RETURN) { // Return
+            appendLine(); drawLnCol(); gotoText();
+        }
+        else if (key == con.KEY_LEFT) {
+            cursoringCol = cursorCol - 1;
+            if (cursoringCol < 0) cursoringCol = 0;
+            cursorMoveRelative(-1,0);
+        }
+        else if (key == con.KEY_RIGHT) {
+            cursoringCol = cursorCol + 1;
+            if (cursoringCol > textbuffer[cursorRow].length) cursoringCol = textbuffer[cursorRow].length;
+            cursorMoveRelative(1,0);
+        }
+        else if (key == con.KEY_UP) {
+            cursorMoveRelative(0,-1);
+        }
+        else if (key == con.KEY_DOWN) {
+            cursorMoveRelative(0,1);
+        }
+        else if (key == con.KEY_PAGE_UP) {
+            cursorMoveRelative(0, -paintHeight + scrollPeek);
+        }
+        else if (key == con.KEY_PAGE_DOWN) {
+            cursorMoveRelative(0, paintHeight - scrollPeek);
+        }
+        else if (key == con.KEY_HOME) {
+            cursoringCol = 0;
+            cursorMoveRelative(-BIG_STRIDE, 0);
+        }
+        else if (key == con.KEY_END)  {
+            cursoringCol = textbuffer[cursorRow].length;
+            cursorMoveRelative(BIG_STRIDE, 0);
+        }
+        else if (key == con.KEY_TAB) { // insert spaces appropriately
+            let tabsize = TAB_SIZE - (cursorCol % TAB_SIZE);
+
+            for (let k = 0; k < tabsize; k++) {
+                insertChar(32, cursorRow, cursorCol);
+                // identical to con.KEY_RIGHT
+                cursoringCol = cursorCol + 1;
+                if (cursoringCol > textbuffer[cursorRow].length) cursoringCol = textbuffer[cursorRow].length;
+                cursorMoveRelative(1,0);
+                // end of con.KEY_RIGHT
+            }
+            drawTextLineAbsolute(cursorRow, scrollHor); drawLnCol(); gotoText();
+        }
+        else if (key >= 32 && key < 128) { // printables (excludes \n)
+            insertChar(key, cursorRow, cursorCol);
             // identical to con.KEY_RIGHT
             cursoringCol = cursorCol + 1;
             if (cursoringCol > textbuffer[cursorRow].length) cursoringCol = textbuffer[cursorRow].length;
             cursorMoveRelative(1,0);
             // end of con.KEY_RIGHT
+            drawTextLineAbsolute(cursorRow, scrollHor); drawLnCol(); gotoText();
         }
-        drawTextLineAbsolute(cursorRow, scrollHor); drawLnCol(); gotoText();
-    }
-    else if (key >= 32 && key < 128) { // printables (excludes \n)
-        insertChar(key, cursorRow, cursorCol);
-        // identical to con.KEY_RIGHT
-        cursoringCol = cursorCol + 1;
-        if (cursoringCol > textbuffer[cursorRow].length) cursoringCol = textbuffer[cursorRow].length;
-        cursorMoveRelative(1,0);
-        // end of con.KEY_RIGHT
-        drawTextLineAbsolute(cursorRow, scrollHor); drawLnCol(); gotoText();
     }
 }