I was looking for
dissertation topics on feminism and came across this post. macOS Big Sur was announced on June 22, 2020, during the WWDC20 keynote speech. It was released November 12, 2020. The major version number is changed, for the first time since "Mac OS X" was released, making it macOS 11. It brings ARM support, new icons, GUI changes to the system, and other bug fixes.