http://www.engadget.com/2013/04/08/red-motion-mount-eyes-on/
It turns the Red into a global shutter camera which is cool, but I think the electronic ND is also very cool. At 4,500 it's not cheap and this is just a Red item, but this sort of electronic ND would be great for lots of cams if the price comes down.
It turns the Red into a global shutter camera which is cool, but I think the electronic ND is also very cool. At 4,500 it's not cheap and this is just a Red item, but this sort of electronic ND would be great for lots of cams if the price comes down.