Well, there could be several reasons. Maybe it's to protect the author's privacy, or it could be that the story is based on aggregated information from multiple unnamed sources. Another possibility is that it's a syndicated story where the original author isn't specified.
News stories can go viral for several reasons. They might involve celebrities, have a unique angle, or be something that people can easily relate to and want to share with others.
I think it might be because 30 marks a certain milestone or it's a tradition within that particular news organization. It's hard to say for sure without knowing more about their internal policies.
Some news stories get over-reported because they have a wide impact or involve well-known figures. The media thinks it'll attract more viewers or readers, so they keep covering it from every angle.
Some think it's because they want to fill up space or meet publishing quotas. Also, fluff stories might be seen as less risky and more likely to appeal to a broad range of people.
Stories appear on the news feed to keep you updated with the latest and most relevant information.
Fake news stories exist because some people want to gain attention or manipulate public opinion for their own benefit.
Stories can disappear from news for various reasons. Sometimes there's new and more significant news that takes precedence. Or, the story might have been found to be inaccurate or lacking in sufficient evidence.
Stories appear on news feed in 2024 because of algorithms that determine what's relevant and interesting to users based on their preferences and online behavior.
Sometimes, reporters might twist stories to attract more attention and increase viewership/readership.
Often, news outlets have to make choices based on what they think will attract the most attention. So, they might skip covering some aspects that they think are less interesting or relevant to the majority of their audience.