It is the result of the free market of news. Bad news drives out good, just as bad money drives out good. (Bad as in quality, not as in pessimistic. Bad mean

It is the result of the free market of news. Bad news drives out good, just as bad money drives out good. (Bad as in quality, not as in pessimistic. Bad meaning emotional and inciteful rather than informative and constructive. Humans have proven they respond more to the former.)