I’ve found Damus seems to only render the username if you follow them or if you’ve recently viewed their profile. Primal.net is a great way to read the Nostr Report. Here’s a link to tonight’s for reference:

https://primal.net/thread/note19plrd6hewyq28khjec6xaxu24tgqpphwcjy6ag0fzvk33ahprfzs9n37cp