1 files changed, 1 insertions, 1 deletions
diff --git a/2025/info/zettelkasten-before.md b/2025/info/zettelkasten-before.md
index fdd54459..56641f68 100644
--- a/2025/info/zettelkasten-before.md
+++ b/2025/info/zettelkasten-before.md
@@ -31,7 +31,7 @@ Status: Q&A to be extracted from the room recordings
 
 # Q&A
 
-<div class="vid qanda"><video controls preload="none" id="qanda-zettelkasten"><source src="https://media.emacsconf.org/2025/emacsconf-2025-zettelkasten--zettelkasten-for-regular-emacs-hackers--christian-tietze--answers.m4v" />captions="""<track label="English" kind="captions" srclang="en" src="/2025/captions/emacsconf-2025-zettelkasten--zettelkasten-for-regular-emacs-hackers--christian-tietze--answers.vtt" default />"""<track kind="chapters" label="Chapters" src="/2025/captions/emacsconf-2025-zettelkasten--zettelkasten-for-regular-emacs-hackers--christian-tietze--answers--chapters.vtt" /><p><em>Your browser does not support the video tag. Please download the video instead.</em></p></video>[[!template id="chapters" vidid="qanda-zettelkasten" data="""
+<div class="vid qanda"><video controls preload="none" id="qanda-zettelkasten"><source src="https://media.emacsconf.org/2025/emacsconf-2025-zettelkasten--zettelkasten-for-regular-emacs-hackers--christian-tietze--answers.webm" />captions="""<track label="English" kind="captions" srclang="en" src="/2025/captions/emacsconf-2025-zettelkasten--zettelkasten-for-regular-emacs-hackers--christian-tietze--answers.vtt" default />"""<track kind="chapters" label="Chapters" src="/2025/captions/emacsconf-2025-zettelkasten--zettelkasten-for-regular-emacs-hackers--christian-tietze--answers--chapters.vtt" /><p><em>Your browser does not support the video tag. Please download the video instead.</em></p></video>[[!template id="chapters" vidid="qanda-zettelkasten" data="""
 00:49.560 Q: What do you use for the fancy animations?
 03:30.080 Q: Are you not a fan of using *, **, *** headings in org-mode?
 07:13.720 Q: Can you use org files and all its features inside Denote?