They must. Every time I've submitted something from this site, it has instantaneously not been visible. Just did a test, and had the same result. It's a shame

They must. Every time I've submitted something from this site, it has instantaneously not been visible. Just did a test, and had the same result. It's a shame because there are some articles that I think other HN readers would enjoy - not to mention the stuff I have in the pipeline.