I've just been having a bit of a scout around
Now if you look at the PDF that's been floating around the net.
Have a look at the PDF document info.
In there it mentions two people
Jim Bowes and Mariska van Geel
it also mentions cayenne communications
Jim Bowes is a studio manager at cayenne, and Mariska van Geel is an accounts manager.
They, and the company are based in the netherlands.
cayenne communications is an advertising agency, who have coincidentally done some work for Canon in the past, not excluding a 20D poster
If the document info was to prove in the negative, ie it was created by Joe Flibbles, a 15 yr old schoolkid from Swansea, then that would have been easier, but this doesn't prove it's false, more reinforces that it's real.
But then again, the information in the properties could also be a 'plant'