On Friday 11 October 2002 11:37, you wrote: > And anyone expecting to be able to explain it to a jury is well off the > end of my optimism-ometer ! In a novel by Desmond Bagley alled "The Spoilers" there is a good lay=20 explanation. Not a bad novel either. --=20 =46rom one of the Linux desktops of Dr Adrian Midgley=20 http://www.defoam.net/ =20