As for skin tones -- take a look yourself -- these were shot at night -- 640x480 in fine mode (one step below the highest quality TIFF mode)
This was with no flash... and I have compressed this pic...
http://www.theflyinc.com/internext/PICT0045.jpg
This was shot with flash... not compressed
http://www.theflyinc.com/internext/PICT0043.JPG