No sh1t... did you read the Firmware Upgrade FAQ sheet on the NPS page?
http://au.samsungmobile.com/support/softwaremanuals/softwareNpsUpdate.do?phone_model=GT-I9000
Looks like it's been written by a five year old.
http://au.samsungmobile.com/support/softwaremanuals/softwareNpsUpdate.do?phone_model=GT-I9000
Looks like it's been written by a five year old.