I believe you would have to step up to ARX in order to do this. I think it has a callback that is missing from the .NET API, I forget it's name. The 'desk needs to publish the binary format of the .RCS format and quit playing these proprietary format games. They tried that in the DWF <> PDF war and lost miserably, RCS has no chance of becoming mainstream as long at it's protected this way. Besides that, several organizations have already picked it apart.
