You can now preorder the Panasonic 25mm f/1.4 lens for $599 at Adorama (Click here).
There are unboxing pictures and full size image samples at omuser.com. On picture on top you can see the image comparison with the older Four Thirds version. The tester said the af is fast but not as HD fast. Motor sound is quiet, but still noticeable if you pay attention. One huge pro is incredible details even in low light.