diff --git a/src/editor-mathfield/mathfield-private.ts b/src/editor-mathfield/mathfield-private.ts
index 4a99b5966..88d874263 100644
--- a/src/editor-mathfield/mathfield-private.ts
+++ b/src/editor-mathfield/mathfield-private.ts
@@ -1716,26 +1716,20 @@ If you are using Vue, this may be because you are using the runtime-only build o
       // don't do that for custom elements, so we do it ourselves. @futureweb
       //
 
-      // Wait for the window/document visibility to change
+      // Wait for the window focus to change
       // (the mathfield gets blurred before the window)
       const controller = new AbortController();
       const signal = controller.signal;
-      document.addEventListener(
-        'visibilitychange',
+      window.addEventListener(
+        'blur',
         () => {
-          if (document.visibilityState === 'hidden') {
-            document.addEventListener(
-              'visibilitychange',
-              () => {
-                if (
-                  isValidMathfield(this) &&
-                  document.visibilityState === 'visible'
-                )
-                  this.focus({ preventScroll: true });
-              },
-              { once: true, signal }
-            );
-          }
+          window.addEventListener(
+            'focus',
+            () => {
+              if (isValidMathfield(this)) this.focus({ preventScroll: true });
+            },
+            { once: true, signal }
+          );
         },
         { once: true, signal }
       );
@@ -1745,6 +1739,12 @@ If you are using Vue, this may be because you are using the runtime-only build o
       document.addEventListener('focusin', () => controller.abort(), {
         once: true,
       });
+
+      // If user clicks anywhere, cancel the refocus (covers case where
+      // click doesn't cause an element to come into focus)
+      document.addEventListener('click', () => controller.abort(), {
+        once: true,
+      });
     }
   }
 
diff --git a/src/formats/atom-to-ascii-math.ts b/src/formats/atom-to-ascii-math.ts
index 3d899d3af..18af766ed 100644
--- a/src/formats/atom-to-ascii-math.ts
+++ b/src/formats/atom-to-ascii-math.ts
@@ -256,9 +256,12 @@ export function atomToAsciiMath(
           result += atomToAsciiMath(genfracAtom.below, options);
           result += ')';
         } else {
-          // No bar line, i.e. \choose, etc...
-          result += '(' + atomToAsciiMath(genfracAtom.above, options) + '),';
-          result += '(' + atomToAsciiMath(genfracAtom.below, options) + ')';
+          // No bar line, for \choose
+          result += '((';
+          result += atomToAsciiMath(genfracAtom.above, options);
+          result += ') choose (';
+          result += atomToAsciiMath(genfracAtom.below, options);
+          result += '))';
         }
 
         if (genfracAtom.leftDelim || genfracAtom.rightDelim) {
@@ -372,12 +375,8 @@ export function atomToAsciiMath(
       const rows: string[] = [];
       for (const row of array) {
         const cells: string[] = [];
-        for (const cell of row)
-          cells.push(
-            rowDelim[0] + atomToAsciiMath(cell, options) + rowDelim[1]
-          );
-
-        rows.push(cells.join(','));
+        for (const cell of row) cells.push(atomToAsciiMath(cell, options));
+        rows.push(rowDelim[0] + cells.join(',') + rowDelim[1]);
       }
 
       const delim = {