One thing that many blogs have embraced is the trackback system for blogs to
shout out to other blogs that they’re linking to them or using their information. This is a
wonderful idea, and a similar solution should be applied to comments.
Now, I’m not fully
up to speed with micro-formats and RDF, and such, but such a system should be easy to create and implement.
The first thing we should do is extend RSS to include it. We already have the <comments>
tag, which should obviously link to an RSS feed of comments for the item (using this new system, anyway.)
So we need to add a <postComment> tag, yes?
This tag could go in either the
<channel> element (for Comment-Streams) or in the <item> element (for
news-streams and/or as a direct reply to other comments). Lets break it down something like this: