Whew... this would be a cool thing to have, but IMO it would overburden
most users;  thus, it might be an excellent option for those who would
currently choose the minimal template.  For the vast majority, I
consider a comparatively primitive question-based solution better.

Of course we could have both; for the solution sketched by me, I'd
suggest the name 'wizard', while yours could be named 'universal'.