Sauvegardesaves your datain a continuousway that is tosay while beingwritten todisk. It isintended forusers that havemany files tosave and thatdo not want tomiss any changeon them. Thewhole backup isdeduplicated sousers usingmany similarsystems orhaving copiesof the samefile in manysystems willsave spaceregardingtraditionalbackup. Aspecificfeature(caching in theclient) yet toimplement willallow one tobackup systemsthat do nothave permanentaccess to thenetwork