The journalism industry ought to form a news Twitter. It could be part of the fediverse, but it should also have its own easy UI. There are ease-of-use advantages to centralized systems. A lot of the people who use Twitter need the simplicity. A service can be both centralized and open at the same time. A lot of people got their first exposure to the web on AOL, for example. But news needs to have a single point of congregation. Twitter was providing a useful service there.