Automatic translation of a hypervisor, guest kernel, and guest userspace is a far different level of difficulty than translating a userspace application. Sayin

Automatic translation of a hypervisor, guest kernel, and guest userspace is a far different level of difficulty than translating a userspace application. Saying "didn't want to support" implies that one can "just" repurpose binary translation with a few build settings. You're off by several orders of magnitude.