In several interviews since he became commissioner of Major League Baseball, Rob Manfred has talked about the possibility of growing MLB from 30 teams to 32. I wrote an article about this recently, and have linked it below. I've left it open for comments, so please feel free to share your thoughts!
https://docs.google.com/document/d/1H50mvZdJ5T_f6VOKt7NGi3eSgmudB4PfRPtp6wiVquI/edit?usp=sharing