I decided to try out shooting .dng and b&w .jpeg fine on the M9, and this is the result. Post processing was done in a combination of Lightroom and SilverEfex Pro2. All in all I am pretty happy with the result.
Caption: An Asian woman tries to persuade a disabbled woman to take a book about meditation, and then asks for payment for it. (Taken in Southampton, England)
Gerry