Oh man, and I just coded essentially the same (with persistence through, for we need history) with CouchDB over the last 2 months. If only you'd have launched a bit sooner!
ps. Maybe it's me, but 2 hours ago your site worked great in Opera, and now the design seems broken. If you changed some CSS, then that might be it :)
ps. Maybe it's me, but 2 hours ago your site worked great in Opera, and now the design seems broken. If you changed some CSS, then that might be it :)