I need to backup &nbsp;my ubuntu-VMWare image &nbsp;frequently (5 GBits) . I need to know if&nbsp;exist such a utility (in haskell or not) for single file syncronization.<div><br></div><div>I donīt want to reinvent te weel, but I think that it is &nbsp;a few lines of Haskell using the Diff package or something similar.&nbsp;</div>