Don't think so...
FAT32 can support up to 2 TB of data storage. Must be some other reasons. :^)
Some references:
http://www.astcc.netfirms.com/userguides/windows_xp/ntfsvfat32.htm
http://www.ntfs.com/ntfs_vs_fat.htm
Some references:
http://www.astcc.netfirms.com/userguides/windows_xp/ntfsvfat32.htm
http://www.ntfs.com/ntfs_vs_fat.htm
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