As is often the case, the choice between the DTS and Dolby Digital track is an easy one, with the DTS offering a much more precise, richer delivery of the sound, and a more effective separation between the channels.
Those hoping for a surround - tastic remix have demands that can't fully be met; such a simple production isn't crying out for channelseparation and there's only so much that can be done without betraying the original monaural recordings.