Meta will soon be running an experiment where your own username and bots usernames are highlighted to stand out more in the content:


Meta will soon be running an experiment where your own username and bots usernames are highlighted to stand out more in the content:


I think as a result of FIX: dynamic highlighting of self mentions by dbattersby · Pull Request #37321 · discourse/discourse · GitHub the highlighting worked not only on “real” @mentions, but also on the “fake” ones used in the News and Events > Forum summaries.
For example:
<a class="mention" href="/u/moin">Moin</a> works
Is it possible to make <a class="mention" href="/u/Moin">Moin</a> work too? Currently, that doesn’t work: