Remember when managers pulled starters based on a "gut feeling" or a hunch?...

https://bravo-wiki.win/index.php/Beyond_the_Box_Score:_A_Fan%E2%80%99s_Guide_to_the_Modern_Analytics_Era

Remember when managers pulled starters based on a "gut feeling" or a hunch? Those days are gone. Today, Statcast tracks every inch of spin rate and exit velocity, turning raw motion into a massive competitive edge