According to Mr. de Vries, "Never before in photographic history has been written so much about one lens to so few !" and he may be right.
The fitting of maximally-apertured lenses onto large and medium format cameras and tilting them about seems to have reached beyond cult and into the new, or renewed art of real cameras producing real photographs.
If you have not visited John's site before and have even a slight interest in the Speed Graphic and Aero Ektar lenses, and the science and art of large format photography, go here, to this link, and bookmark it immediately, because you will be back again.
If for some reason you are asked for a password, follow the instructions and ask for one, as it is well worth it.