It appears that some wordpress blogs offer rss feeds for comments, but the items are encoded as CDATA strings in which the html has all been converted into html character entities, and as a result, they appear in newsblur as unparsed html, making them difficult to read.
I’m not honestly sure whether or not wordpress is behaving incorrectly by generating its rss like this, but it seems like something where a newsblur-side workaround might be reasonable?
An example can be seen here: