It won't be for awhile yet. Add to all the other issues mentioned here its drastic reduction in accuracy when dealing with accents, let alone non English langua

It won't be for awhile yet. Add to all the other issues mentioned here its drastic reduction in accuracy when dealing with accents, let alone non English languages. We're far, far from it working universally. And that's before you even get to semantics or whether it even make sense as a UI.