Add note about mastodon to rules

next/rules.html

@@ -395,7 +395,8 @@ winning entries page</a> for the entries that have won the IOCCC in
 the past.</p>
 <p>Watch both <a href="../status.html">the IOCCC status page</a> and the
 <a href="https://fosstodon.org/@ioccc"><span class="citation" data-cites="IOCCC">@IOCCC</span> mastodon feed</a> for information about
-future IOCCC openings.</p>
+future IOCCC openings. Please be sure to check the feed every so often as unless
+you are mentioned you will <strong>NOT</strong> get a notification.</p>
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 <h1 id="th-international-obfuscated-c-code-contest-official-rules">28th International Obfuscated C Code Contest Official Rules</h1>

next/rules.md

@@ -17,7 +17,8 @@ the past.
 
 Watch both [the IOCCC status page](../status.html) and the
 [@IOCCC mastodon feed](https://fosstodon.org/@ioccc) for information about
-future IOCCC openings.
+future IOCCC openings. Please be sure to check the feed every so often as unless
+you are mentioned you will **NOT** get a notification.
 
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