diff --git a/changelogs/client_server/newsfragments/1263.clarification b/changelogs/client_server/newsfragments/1263.clarification
new file mode 100644
index 00000000..3ccb2333
--- /dev/null
+++ b/changelogs/client_server/newsfragments/1263.clarification
@@ -0,0 +1 @@
+Fix various typos throughout the specification.
diff --git a/content/client-server-api/_index.md b/content/client-server-api/_index.md
index 44bd4151..dd50f225 100644
--- a/content/client-server-api/_index.md
+++ b/content/client-server-api/_index.md
@@ -1988,11 +1988,6 @@ of times that `key` was used by child events.
 
 The actual aggregation format depends on the `rel_type`.
 
-{{% boxes/note %}}
-This specification does not currently describe any `rel_type`s which require
-aggregation. This functionality forms a framework for future extensions.
-{{% /boxes/note %}}
-
 Aggregations are sometimes automatically included by a server alongside the parent
 event. This is known as a "bundled aggregation" or "bundle" for simplicity. The
 act of doing this is "bundling".
@@ -2644,4 +2639,4 @@ systems.
 {{< cs-module name="moderation_policies" >}}
 {{< cs-module name="spaces" >}}
 {{< cs-module name="event_replacements" >}}
-{{< cs-module name="threading" >}}
\ No newline at end of file
+{{< cs-module name="threading" >}}