theoretically, that could be solved by plugin to aerofs or btsync that would use freely available cloud storage at dropbox/skydrive/gdrive/etc to store diffs be

theoretically, that could be solved by plugin to aerofs or btsync that would use freely available cloud storage at dropbox/skydrive/gdrive/etc to store diffs between you laptop and desktop during your commute or weekend. now, we need such plugin written.