Even if you don’t use a Mac, this Apple-sponsored tutorial on color management for digital photography is interesting for anyone who’s wondered how it’s possible to get consistent color across radically different devices.
The Windows equivalent to ColorSync is ICM (Image Color Management), a barely-realized version of which first appeared in Windows 95. The first serious version of ICM (which could be compared to ColorSync without fear of being laughed at) appeared in Windows 98/Windows 2000. [via VRlog]