I think given how Apple treats its windows software properties (iTunes, Safari, QuickTime, and the Apple Updater come to mind), even if they did make a cross-pl

I think given how Apple treats its windows software properties (iTunes, Safari, QuickTime, and the Apple Updater come to mind), even if they did make a cross-platform iCloud client, it would probably have the same "ported from mac" rather than a "designed for windows" feel, so not likely to be a big threat.