For an interesting take on the subject, may I recommend Ralph Glasgal
& Keith Yates:  "Ambiophonics - Beyond Surround Sound to Virtual Sonic
Reality"; Ambiophonics Institute; First Printing 1995;110 pp.  Usual
disclaimers.

Gene Halaburt

 [You can buy it at Amazon for $30 in paperback, or just access it free
 online at:

    http://www.ambiophonics.org/

 Interesting reading.  -Dave]