Adobe is promoting a new file format for RAW images

At NAB, Adobe is promoting a new file format for RAW images in postproduction. It will be called “CinemaDNG” aand is already supported by major actors such as Panavision, Silicon Imaging, Dalsa, Weisscam, and Arri.
Some references :
http://www.adobe.com/products/dng/index.html
http://www.macworld.com/article/132962/2008/04/cinemadng.html
http://blog.wired.com/monkeybites/2008/04/adobe-cinemadng.html
http://www.theregister.co.uk/2008/04/14/adobe_cinemadng_open_standard/