Indicators before stock hits the news Could you explain like I am 5 stocks

There is a saying around the investing community saying that if it hits the media or news, its way too late. For example, if you were text mining the internet for indicators or signals, what else would look at besides biggest news or finance related websites? Am I asking a question that is super redundant within the community?

There is a saying around the investing community saying that if it hits the media or news, its way too late. For example, if you were text mining the internet for indicators or signals, what else would look at besides biggest news or finance related websites? Am I asking a question that is super redundant within the community?