An exciting new version has been released as a beta. In the beta version the language translations have not been done yet and the help has not been updated but all the functionality is there.
highlights of this release are:
Genres can be fixed from Musicbrainz and submitted back to musicbrainz
Improvements to Correct From Musicbrainz
Builds Database for speedier searching and reduced memory use
Better File<->Tag options
If you would like to try it out and give me any feedback that would be great, you can get the beta and more details about what it includes from http://www.jthink.net/jaikoz/jsp/beta/start.jsp