 The use of computers linked by a persistent data loop to keep critical files in circulation or as multiple copies cloned on multiple hard drives.To migrate a work of art is to upgrade its format from an aged medium to a more current one, such as from VHS to DVD, accepting that some changes in quality may occur while still maintaining the integrity of the original.This strategy assumes that preserving the content or information of an artwork, despite its change in media, trumps concerns over fidelity to the original look and feel.