Answer:
The rules of the game: In soccer the VAR (Video Assisted Referee) was implemented to decide calls in dificult game plays.
The insides of the sport teams: The social media used by players is a reflect of their daily life and now more person have access to this "private" spaces.
Betting industry: The industry can have more information that would affect the performance of a team and create specific bets related to that information.
The talent hunt: Nowadays there is acces to upstream video everywhere and if a person is talented can submit a video of his skills and maybe get drafted for a team.