However, the userspace assumptions leak. e.g. POSIX's file API don't sit quite well with Windows, and Microsoft had to eventually abandon WSL1. My point was th

However, the userspace assumptions leak. e.g. POSIX's file API don't sit quite well with Windows, and Microsoft had to eventually abandon WSL1. My point was that we really don't need yet another Unix clone. If we're going for a new OS, we should fix the core APIs as well. Emulation ain't bad per se, but it better be done 'outside' without compromising the original design.