Just for info, the same thread is on the following forums in case you want to see/compare what different groups think (no significance to the order other than the order my browser tabs were in today):

flyer: http://forums.flyer.co.uk/viewtopic.php?f=1&t=55671
bmaa: http://www.bmaa.org/forums/default.aspx?f=15&m=53417
pilot: http://www.pilotweb.aero/cs/forums/1712591/ShowPost.aspx
laa: http://www.lightaircraftassociation.co.uk/bbs/viewtopic.php?t=1371
today’s pilot: http://forum.keypublishing.com/showthread.php?t=91479