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Cake day: June 26th, 2023

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  • …NeXTstep was built on mach and, although i’m unsure if any antecedents remain in macOS, it was certainly production-ready in its day; i remember a couple of decades ago there were stopgap versions of the HURD built on top of mach instead of their own microkernel but i thought that was only ever intended as a temporary workaround…

    …i presume on that basis that sustained developer interest was its greatest hurdle, no pun intended…

    edit:is this the post-mortem you mentioned?..