"Mac OS X features the battle-tested Mach 3.0 kernel," trumpets
Apple's Web site. To most Windows users, those words probably seem
no more significant than Apple's decision to ship its slow,
crash-prone Macs in a rainbow of colors. To the much-maligned cabal
of Apple-loyal techies, however, they may just mean salvation."
"One of the earliest efforts at a kernel for the Mac OS was an
attempt to write one brand new, from scratch. Code-named Copland...
Its release date came and went, and eventually it was scrapped
completely. ... Meanwhile, Microsoft had left Apple for dead in the
OS game. Windows 95 had swept the desktop market, the Mac's market
share plummeted, and Redmond moved on in search of bigger
"Some Mac loyalists see it as fitting, then, that when Apple
finally introduced its next-generation OS, this time it would sport
a time-tested UNIX core: the Mach kernel, developed at
Carnegie-Mellon University. And this time it wouldn't be
reserved merely for the business server market. Mac OS X aims to
bring UNIX to the desktop."
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