Hey, I also use notecards, whiteboards, scraps of envelopes, and any other information-managing tool I can find.

You can fit a whole book in your head?

(Admittedly, I only use spreadsheets to track wordcount.)

Somebody just recommended this to me, and it looks like an absolute nightmare.

http://www.spacejock.com/yWriter.html

Oh, look, more things to manage....