%ul.category-summary
  - categories.each do |category|
    %li
      = link_to "#{category.name} (#{category.post_count})", category_url(category.slug)
      %p= extract_plain_text(category.description).truncate(100)
      - if depth < 2
        - if category.has_children?
          = render 'categories', categories: category.children, depth: depth + 1
        - else
          %ul
            - category.posts.published.order_by_recent.limit(7).each do |post|
              = render 'posts/title', post: post

%ul.category-summary
  - categories.each do |category|
    %li
      = link_to "#{category.name} (#{category.post_count})", category_url(category.slug)
      - if depth < 2
        - if category.has_children?
          = render 'categories', categories: category.children, depth: depth + 1
        - else
          %ul
            - category.posts.published.order_by_recent.limit(7).each do |post|
              = render 'posts/title', post: post

Remove category description from category list
Remove category description from category list

Because it is redundant.
