Many people have been clamoring for an automated ball-strike system in Major League Baseball (the so-called “robot ump”) and things have been edging in that direction.
An ABS has been tested in some of the lower levels of the minor leagues and in the independent/MLB partner Atlantic League over the last couple of years, and now that sort of testing will be expanded in 2023:
MLB plans to have the Automated Ball/Strike (ABS) technology in all 30 AAA parks in ‘23. Current plan: Multiple times a week games will be only ABS.