after having rsynced with rsync1.no.gentoo.org, there are a bunch of new directories in my local portage tree. eg /usr/portage/berlin-base/* /usr/portage/gnome-apps/* /usr/portage/gnome-libs/* /usr/portage/gnome-office/* /usr/portage/incoming/* /usr/portage/jython/ /usr/portage/kde-apps/* /usr/portage/kde-i18n/* /usr/portage/kde-libs/* /usr/portage/kde-office/* /usr/portage/net-apache/ /usr/portage/sys-kmods/* all those directories (and if existant its subdirectories) are empty...
if you delete those directories and re-sync, do they come back?
Two months seems reasonable to assume the problem is resolved. Florian, please reopen if you're still having problems.