From de974f94db52f2daa0c0c23b6f79ab9709cc1e0a Mon Sep 17 00:00:00 2001
From: Ren Tatsumoto <tatsu@autistici.org>
Date: Sun, 5 Sep 2021 16:10:34 +0300
Subject: [PATCH] avoid possible performance hit

---
 qt/aqt/editor.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/qt/aqt/editor.py b/qt/aqt/editor.py
index df22dcc45..d4019ab77 100644
--- a/qt/aqt/editor.py
+++ b/qt/aqt/editor.py
@@ -1172,7 +1172,8 @@ class EditorWebView(AnkiWebView):
 
         # try various content types in turn
         if mime.hasHtml():
-            return mime.html().replace("<!--anki-->", ""), internal
+            html_content = mime.html()[11:] if internal else mime.html()
+            return html_content, internal
 
         # favour url if it's a local link
         if mime.hasUrls() and mime.urls()[0].toString().startswith("file://"):