Just add the option to make the link nofollow so blogs that don't want to squander their PageRank prowess can keep the linking for links they actually want to a

Just add the option to make the link nofollow so blogs that don't want to squander their PageRank prowess can keep the linking for links they actually want to approve manually. Another thing you might want to add is to build a wikipedia based spell checker for the plugin for misspelled names etc.