As several posts are about AF issues with the S I just want to digress a bit by sharing my experience:
AF inconsistancy was one of the main reasons for me to upgrade from the S2 to the S007.
I've found the S007 to be more efficient but still not accurate enough for critical sharpness.
For landscape with wide angle lenses it is not possible (at least for me) to assess the focus by eye so I'm using live view zooming and a hoodman loupe to check the focus.
It is quite funny to u