obliterate

Why isn't obliterate an essential feature of Subversion?

For some years now, I'm waiting for Subversion to feature a "delete permanently" (obliterate) function. I hesitate to make the transition to Subversion (coming from Visual SourceSafe :p), because I think this is an essential feature, as otherwise I'd expect the repository to grow unstopably. However, for one reason or the other, the feat...

Freeing up space in my SVN repository

I have an SVN repository hosted on a freemium site with a maximum repository size. As I approach this capacity I am aware of files I've checked in that I know I can remove permanently to free up disk space. How do I tell SVN that a file can not only be deleted, but it's history as well? ...