The other major concern that held me back was about how much disk space an SVN implementation consumes over time as it grows, and how big a backup of the SVN server data would be compared to my present method. What are your experiences?
I use rsync to backup my sourceforge project svn, this is quite efficient in term of backup time. The full svn repository is now 82MB whereas a source snapshot is 30MB. (single man, win/linux project with about 700 updates) SVN and Packages is really the way to go for cross platform project. It is very easy and reliable to update/commit on any platform. In the past I do myself some fright by manually copy the files to a Samba share ...