I thought the public have already learn and matured on this kind of news, when there's a FOMO it's easier for the market to manipulate. Thing is, we look like amateur investors who easily follow what the whales are telling us to do, with that, it gives them easy money and they'll be able to cash out pretty soon.
You haven't written that you are talking only about the cryptocurrency market, and that's good! Because such news affects all financial markets in the world. It is on this type of information that share prices and fiat exchange rates depend. Welcome to the high seas of price manipulation.