Oh please. Take one guy and have him, at the very least, back port user accounts into the new system. There's absolutely no reason why you cannot write an ETL

Oh please. Take one guy and have him, at the very least, back port user accounts into the new system. There's absolutely no reason why you cannot write an ETL job once you have your new database structure ready to go. Sure its more work, but we're also talking about an Internet property that at one point was a goldmine.