I also got the update! used this reg file


Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Samsung\Kies\DeviceDB\1]
"SoftwareRevision"="I9000XXJF3/I9000OXAJF3/I9000XXJF3/I9000XXJF3"
"ProductCode"="GT-I9000HKDXEU"
"HIDSWVER"=""
"DEVCONINFO"=""

dont know if it is froyo but is is JPC, and downloading now
Samsung Galaxy S (I9000)