Yes the site is biased, but with the samples, they are reasonably carried out and comparisions can be made.
(I've no idea where you get your numbers from Flake, unless you have copies of the charts)
If you really want a decent 17mm lens, then you should look at the TSE17mm - though its not as good as the new 24TSE.
But, I repeat, in the real world and not pixel peeping, then I really can't see an issue.
Ok, its not taken with the latest high res cameras, but is full frame.
Oh, and somewhere else to look at real pictures is
http://photography-on-the.net/forum/...d.php?t=134756