Just came across the Empress Valley Supreme Disk dual layer DVD image for "Demand Unprecedented In The History Of Rock Music" (around 7.6Gb). According to argentiumastrum, "Unlike Toasted Condor's "Heavy Metal Machine", this new effort from EV uses superb sounding stereo soundboard soundtrack to provide the most professional status." I still have two ears despite advancing age, but the sound on the DVD image sounds suspiciously like mono, albeit very high quality mono, to me. I would be very grateful if anyone with an original copy could let me know if the sound is "proper" stereo. Given the s