I mean that's still true at the pro sports level. Athletes leave teams all the time over disagreements over compensation. At least in the NHL it's not uncommon

I mean that's still true at the pro sports level. Athletes leave teams all the time over disagreements over compensation. At least in the NHL it's not uncommon for a player to take the team to arbitration over their salary [1]. [1]: https://www.capfriendly.com/arbitration https://www.capfriendly.com/arbitration