Good news! Now give us a straight export from IdeaKeeper to NisusWriter, retaining formatting, and we will love you forever (or at least, until we can think of something else).

The great Matt Neuburg has a characteristically thorough and fascinating review of IdeaKeeper in the latest TidBITS, at http://www.tidbits.com/tb-issues/TidBITS-530.html (He loves it, needless to say.)