You know that SVN has been called "the most pointless project ever started" by Linus Torvalds. And I agree

See
http://www.youtube.com/watch?v=4XpnKHJAok8Learn a distributed VCS, seriously, it is a radical evolution in the VCS world and you will thank me later: Mercurial, Git (the 2 most popular), or Bazaar, Monotone, etc. I could not even begin to explain all the advantages, see
http://en.wikipedia.org/wiki/Distribute ... on_control Most importantly for an open source project, it would make it infinitely easier for random developers to contribute code without you having to give them commit privileges.
I have successfully switched my company from CVS to Mercurial last year (20 developers, 1M+ lines of code, 15000 changesets) and we are very happy and reap all the benefits of it.