Although tape formats changed from open reels to videocassettes (VCR), and all the equipment rapidly became much cheaper, the basics of the process remained the same. An editor would offline on a less expensive, low quality format, before entering the online editing suite with an EDL and master source tapes, to finish the broadcast quality version of the television show.Even after the transition to digital the concept is the same, with low resolution proxy files streaming from central media storage during editing and the full quality video only getting brought up from deep storage once the clip is committed and rendered.