Add note about cites

content/posts/2022-04-01-tiktok-mf2.md

@@ -73,3 +73,5 @@ An example of using this can be seen below, using the hosted version at [tiktok-
 ```
 
 The source code for the library and the service can be found [on GitLab](https://gitlab.com/jamietanna/tiktok-mf2/).
+
+Unfortunately, due to the static media URLs requiring time-limited signatures, the embedding of these cites isn't ideal longer-term.