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--- a/handouts/ho01.tex	Wed Sep 10 15:57:21 2025 +0100
+++ b/handouts/ho01.tex	Sun Sep 14 12:59:23 2025 +0100
@@ -295,7 +295,7 @@
 Exchange} to its knees:
 
 \begin{center}
-\url{http://stackstatus.net/post/147710624694/outage-postmortem-july-20-2016}
+\url{http://stackstatus.tumblr.com/post/147710624694/outage-postmortem-july-20-2016}
 \end{center}
 
 \noindent I can also highly recommend a cool webtalk from an engineer

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