Just find it annoying, the media circus and opportunist politicos frenzy, post special election, determining for us all WHAT IT ALL MEANS.
It means there was a special election, and the candidate running the stronger campaign won, and that Democrats are scared of their own shadow. Period. And the Democrats still have a majority (though it appears someone should remind them).
If you'd like something more intelligent to wrap your head around than the talking points, check out John Judis's long-but-worth-the-read article on the challenges Democrats currently face.