We're used to using transactions when dealing with the database layer. Transactions ensure we can perform multiple queries as one atomic event, either they all succed or they all fail, obeying the rules of ACIDity. Until Vista, performing transactional file operations haven't been possible. Transaction NTFS (or TxF) is available from Vista and onwards, which means Server 2008 is also capable. XP and Server 2003 do not support TxF and there are currently no plans of adding TxF support in systems previous to Vista. So what is the benefit of using TxF? The benefit is that we can...