Photo by Don Starkey  on Unsplash Baseball has always been about teamwork. It is a 162-game grind of a regular season, and players are expected to sacrifice for their teammates for the greater goal of winning the World Series. Over the last few years, sacrificing for the team has increasingly meant players are asked to defer chunks of salary to free up cash, giving team ownership more flexibility to spend on prospects and free agents. The concept is simple: the player takes a contract, often...