They are mostly optics Ph.D.'s. The coding of the DXO is a work in
progress with a somewhat difficult interface and some bugs.
Seems weird that the ISO standard 12232 in one standard relates to the
"exposure necessary to saturate the camera." Not what one would have
thought would be a good way to standardize.
Here is the DXOMARK data on the G1 vs E-520:
Remember the review and Mooses's comments. Clearly this nice objective
sensor data doesn't tell the whole story.
I suppose sort of like buying an amp with THD < 1X10**-32 % without
listening to it.
It is very clear that they are not photographers, just a group of
Themed Olympus Photo Exhibition: http://www.tope.nl/