The two major things that changed the makeup of all professional sports are money generated by television and courts that players went to in order to win their freedom as free agents.
There aren't enough good journalists. There are too many who really weren't groomed to be reporters and, as a result, some of the reporting is shallow.
One of my first jobs was at the Boston Globe. I worked in the sports department six months a year. When I was ready to graduate, the sports editor gave me a job as a schoolboy sports writer.