Is there ever a lot to fix. Although I'm still occasionally tempted to AU myself back before the end of HBP and fix that as well.
All I can say about character assassination by fic, is that it's a good thing that it isn't illegal. Otherwise, there would be a lot of writers in a lot of trouble.
Yes, I remember that other summary. Ooohhh.. I'm looking forward to you finishing that one as well.