This is a bug fix release for 3.0.19.12, which reverts some broken change to SetupPsychtoolbox() for macOS.
3.0.19.12
Some of this Psychtoolbox release was sponsored by [Mathworks under the year 2023/2024 contract.](https://www.mathworks.com/solutions/neuroscience.html).
3.0.19.11
Some of this Psychtoolbox release was sponsored by [Mathworks under the year 2023/2024 contract.](https://www.mathworks.com/solutions/neuroscience.html).
[Our partner SR-Research, makers of the Eyelink gaze trackers, sponsored the major 2024 Eyelink toolbox update.](https://www.sr-research.com/)