anchor.diff:                                      if op.get(echo, lang + '-supertitle', '')
                                           p= op.get(echo, lang + '-supertitle', '')
                                       h1
  -                                        if op.get(echo, 'author', '')
  -                                            span.artist= op.get(echo, 'author', '')
  +                                        if op.get(echo, 'author', false)
  +                                            span.artist= op.get(echo, 'author', []).map(function(a){return a.value}).join(', ')
   
                                       h1= op.get(echo, lang + '-title', '')
   
  
positive.code: 
          if op.get(echo, ['photos'], false)
              .row
                  .event-banner.carousel.slide(id='front-carousel')
                      .carousel-inner(role='listbox')
                          - var photoActive = 0
                          each photo in op.get(echo, ['photos'], [])
  
negative.code:                                         li.text-uppercase.h3(class=(echoCategory.checked ? "" : "unactive"))
                                              span= op.get(echoCategory, [lang+'-name'], t('Jon Doe'))
  
                      if op.get(echo, ['photos'], []).length > 1
                          a.left.carousel-control(href='#front-carousel' role='button' data-slide='prev')
                              span.icon-prev.arrow-left(aria-hidden='true')
                              span.sr-only Previous
                          a.right.carousel-control(href='#front-carousel' role='button' data-slide='next')
                              span.icon-next.arrow-right(aria-hidden='true')
                              span.sr-only Next
  
                      //- Gradient Map for images
                      each photo in op.get(echo, ['photos'], [])
  