If you are getting something for free, like news of social media, then it means that you are the product. Most commonly these services are monetized via advertising, but sometimes they engage in less open and legal dealings, like selling user data or publishing secretly sponsored articles. So, basing your trading decisions on analysis that you get from free sources is one of the worst mistakes one can make, everyone who starts learning how to trade knows it, but unfortunately many people in crypto don't know even the most basic things, they are drunk on their past profits and think they are naturals.