ISORecorder v2 (beta) - Works in XP SP2 and W2K3
Alex Feinman just released a beta of ISORecorder v2, which works in XP SP2 and W2K3.
Careful - v2 doesn't work on pre-SP2 machines, and you'll need to uninstall the old ISORecorder before installing v2.
more info (new features / known issues / screenshots)
[p.s. 6 GMail invites - contact me if you'd like one]