See the following articles for information on embedding profiles:
- Input Profiles and Working Spaces Reserved Article
- CM Myth #7: Setup Photoshop with your monitor profile as the working space
- ColorCast ColorCast allows a profile's effect to be embedded into another profile (such as the Adobe RGB working space.) The result is a "normal" device profile (RGB or CMYK) that Photoshop can apply to any image, performing the function of the original profile.