Microsoft would need to do their part in the OS, but Apple reportedly didn't do all of Rosetta in house. (IBM now owns the start-up reported to have done the core.)
> Apple reportedly didn't do all of Rosetta in house
You're talking about the 2011 version of Rosetta that allowed Intel Macs to run PPC software.
>QuickTransit was a cross-platform virtualization program developed by Transitive Corporation. It allowed software compiled for one specific processor and operating system combination to be executed on a different processor and/or operating system architecture without source code or binary changes.
You're talking about the 2011 version of Rosetta that allowed Intel Macs to run PPC software.
>QuickTransit was a cross-platform virtualization program developed by Transitive Corporation. It allowed software compiled for one specific processor and operating system combination to be executed on a different processor and/or operating system architecture without source code or binary changes.
https://en.wikipedia.org/wiki/QuickTransit