Today, 2021 February 5, Darren posted QuikPub to HN. Darren said that part of his motivation was that there is “no easy way to quickly publish short or long form rich text without going down the blog route.”
https://news.ycombinator.com/item?id=26035562
In fact, such things exist—such as anonymous posts on Write.as. Now, with QuikPub, one more service exists.