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Rosetta 2 is the newest version. The universal apps are just an export in XCode from what the presentation made it seem like. Developers exclaiming it took 10 minutes to do the universal app build.

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Universal apps have existed since the transition from PowerPC. For most apps it's simply recompiling in Xcode and it creates a fat binary with both architectures.

Any apps that rely on specific intel libraries will have a bit more work to do.

Ah that distinction was not made in the presentation. Thanks for this.

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