If I use Universal Summarizer to summarize a hacker news thread, with "summary", not "key moments", I get raw <b> tags in the output. Some time ago, maybe a month, the text showed up properly as bold.
Example: https://kagi.com/summarizer/index.html?url=https%3A%2F%2Fnews.ycombinator.com%2Fitem%3Fid%3D38570261&target_language=&summary=summary
Which shows up as:
I expected the bold text to show up as bold, without the raw formatters visible.