due to this part of a sentence '...., and for none of the usual reasons.'
Whole article here, hopefully all will become clear
http://www.badscience.net/2005/07/funnel-vision/
often read that site - very interesting reading.
Listened to Ben talk at Glastonbury and a friend knew him when she worked at the Guardian. Worth while listening to him if you ever get the chance -
especially if you've got some homoeopaths in the room.
Worth picking up his book, too. It's not really heavy enough to work as a LART, but it's a damn good read, and handy to lend to people who are too dumb to argue with.