Your points are valid but it’s not 2 years, it’s more than that for big vulnerabilities.
Has it had one since macOS 26 came out? They usually do 2 versions behind - in the summer, that was macOS 13, but now it's macOS 14.
https://endoflife.date/macos
Has it had one since macOS 26 came out? They usually do 2 versions behind - in the summer, that was macOS 13, but now it's macOS 14.