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For information that must be preserved indefinitely, periodic transcription from old media to new ones is necessary, not only because the media are unstable but also because the recording technology may become obsolete. A badly molded VHS tape. Mold can grow due to humidity on the storage space, and then prevent modern usage.
Physical media has had a resurgence in recent years, helped by the curating and marketing of 4K heritage titles in attractive packaging for a keen, if niche, market of collectors.
In so doing, it never dies and always remains current. Therefore, the binary of old and new media, with new media making old become obsolete, is inaccurate. It would be far more accurate, according to the theoretical argument of authors like Ernst, to view new and old media as a spectrum. [40]
Historical examples of new technologies superseding old ones include bronze replacing flint in hand-tools, DVDs replacing videocassettes, and the telephone replacing the telegraph. On a smaller scale, a particular product may become obsolete when a newer version replaces it. Many products in the computer industry become obsolete in this manner.
One page that is dedicated to celebrating photography from history is Old-Time Photos on Facebook. This account shares digitized versions of photos from the late 1800s all the way up to the 1980s.
Due to the unstable nature of any format, films, tapes, phonograph records, optical discs like CDs and DVDs, and digital data stored on hard drives all naturally degrade over time, especially if not kept in correct storage conditions. Preservation efforts attempt to avoid the loss of works; this is usually done by storing them in archives.
Whether or not you actually watch your DVDs anymore, you likely have a bunch lying around -- and depending on what they are, they could fetch you some extra cash if you're interested in selling them.
Routine maintenance, calibrations, and cleaning operations can help extend the lifetime of many devices, but broken or failing parts will need repair or replacement: sourcing parts becomes more difficult and expensive as the supply stock for older machines reaches scarcity, and user technical skills grow challenged as newer machines and storage ...