Makes me wonder how hard it would be to refactor Wordpress to use Laravel. I know the author of the Ghost blogging/CMS said they would have been "years ahead"

Makes me wonder how hard it would be to refactor Wordpress to use Laravel. I know the author of the Ghost blogging/CMS said they would have been "years ahead" on their feature roadmap had they used the more familiar PHP in general (and Laravel in particular) instead of going with NodeJS.