Sorry for any delay in my reply, but I am currently abroad on vacation.
Thank you for your lovely remarks!

Yes, obfuscode is right. The latest beta includes DropBox as well as iDisk syncing, but not direct MobileMe sync services. Of the two I would recommend DropBox as being the far more reliable option. iDisk syncing requires a good, fast, always on connection otherwise you can get hangs.
The lates beta can be downloaded here:
NO LINKS ALLOWEDNO LINKS ALLOWEDyummysoftwareNO LINKS ALLOWED/beta/latest/YummyFTP.dmg