I did it: https://lists.gnu.org/archive/html/guix-devel/2016-07/msg00488.html
That's where I'm coming from with this idea of not-so-formalized, *easy* to edit FAQ... Something where we can tell newcomers to go wild, and ask their questions, they don't know scheme, nor texinfo, nor should we assume anything from them. then as questions / answers mature, they can be moved into the relevant doc section. That's my 2 cts -- Vincent Legoll