Add a "reply" button. This would allow for the display of threaded comments. The display would have each reply slightly indented below the original message.
This allows for better organization and reading of page comments.

bugs:50
{{toc numerate=1}}
{{include page="!/Excursus"}}

===Features===
  1. reply button
  2. sorting
    3. date / relevance / last activity
    3. ascending / descenting
    4. flat / threaded / full
  3. settings
    4. user settings
    5. system settings
  6. paging

===Database===
page table
  * comment_on_id
  * parent_id

===Core===

===Handler===
  * _comments
  * addcomment
  * show

===SQL===
%%(hl sql)

%%
  * https://www.percona.com/blog/2011/02/14/moving-subtrees-in-closure-table/
  * http://www.slideshare.net/billkarwin/models-for-hierarchical-data
  *
===Array handling===

===Output===

comment

thread
20px

plain

===Links===
  1. https://ux.stackexchange.com/questions/18730/which-comment-sorting-order-makes-more-sense-on-blogs

----
original is located at: ((/Dev/NewFeatures/ThreadedComments))