You don't have to use Rosetta 2 - that was an example of a good implementation. I did mention the announced x64 emulation on Windows, but that's only a preview

You don't have to use Rosetta 2 - that was an example of a good implementation. I did mention the announced x64 emulation on Windows, but that's only a preview release at the moment. If you're a Linux user the only thing I'm aware of is QEMU TCG but there might be faster projects out there.