This is a response to drbrain's review, because I think he's confused about a number of issues.
* Merge-tracking (a la p4 integrate) is coming in svn 1.5, and is already mostly working on the trunk code. You can test drive it today.
* 'svn diff' now natively supports -u, -b, -w, and other things.
* You *can* set the default diff arguments in your ~/.subversion/config file.
* "Feels" slower? Some commands are
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