Topics posted here are federated outward, meaning that anybody who follows the category of the user creating the topic (in this case, @admin) will be sent the post. In practice, here, this topic won't federated outward anywhere, since the admin user has no followers. You can, however, pull this topic into another piece of software, like Mastodon, Lemmy, PieFed, etc. by using the URL of the post: https://try.nodebb.org/post/16 From there, you can like the post, reply to it, etc.