Improvements in 06 November 2010 build:
- Will not try to run in 64-bit mode in Leopard.

Improvements in 24 October 2010 build:
- Will now run in 64-bit mode in Snow Leopard on 64-bit capable Intel Macs.
- Multiple related 'under the hood' changes.
- Partial support for bin/cue files to enable the use of (images of) mixed
digital/audio cdroms.