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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.
Many early discs were poorly manufactured, allowing oxidation to occur between layers: affected areas would become unreadable by hardware. [ 6 ] A false sense of security persists regarding digital documents: because an infinite number of identical copies can be created from original files, many users assume that their documents have a ...
Although digitization seems to be a promising area for future preservation, there are also problems. The main problems are that digital space costs money, media and file formats may become obsolete, and backwards compatibility is not guaranteed. [5] Higher-quality images take a longer time to scan, but are often more valuable for future use.
The DVD specifications created and updated by the DVD Forum are published as so-called DVD Books (e.g. DVD-ROM Book, DVD-Audio Book, DVD-Video Book, DVD-R Book, DVD-RW Book, DVD-RAM Book, DVD-AR (Audio Recording) Book, DVD-VR (Video Recording) Book, etc.). [1] [2] [3] DVD discs are made up of two discs; normally one is blank, and the other ...
Despicable Me 2 is the best-selling Blu-ray disc on Amazon. Source: Amazon.com Almost since it came into being with the release of Sony's PlayStation 3, Blu-ray video discs have been dogged by doubts.
Obsolete technology Replacement Still used for Bathing machine: No longer required due to changing social standards of morality Hourglass: Clock: Tasks where a fixed amount of time can be measured with a low-tech solution: Exposure time tracker in saunas (where electronics might be damaged by the heat or ultraviolet light); retro kitchen timers, board games, other short-term timers.
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.
Some photo labs print photos on 4:3 ratio paper, as well as the existing 3:2. In 2005, Panasonic launched the first consumer camera with a native aspect ratio of 16:9, matching HDTV. This is similar to a 7:4 aspect ratio, which was a common size for APS film. Different aspect ratios are one of the reasons consumers have issues when cropping photos.