Ok Mac OS X Lion is not System 9. And no, Lion isn't backwards compatible to Sys... | Hacker News

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		briandear on June 20, 2012 \| parent \| context \| favorite \| on: If you were involved in the OpenGL ES specificatio... Ok Mac OS X Lion is not System 9. And no, Lion isn't backwards compatible to System 9 and there hasn't been hell to pay.

Spooky23 on June 20, 2012 | [–]

The difference is that tens of thousands of business users used System 9. The Microsoft platform probably had hundreds of millions.

danudey on June 20, 2012 | [–]

The actual name of the OS changed to 'MacOS' as of MacOS 8.x. The 'System X' designation ended with System 7.5, sadly.

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