>Worse still I can find no evidence it [http://www.pwbelectronics.co.uk/product/cream/cream.html] is a spoof Someone has reinvented snake oil sales for the 21st century.
No proof of a spoof, but all evidence points that way:
Free sound improving techniques:
Plain piece of paper under one of four feet.
Pinning back one corner of a curtain.
Plain piece of Blue paper under any vase of flowers or any pot plant in the listening room.
Tying a Reef knot.
Freezing using a domestic deep freezer.
Pieces of quarter round wooden doweling in all right angles.
Aligning the slots in screw heads.