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Technical obsolescence usually occurs when a new product or technology supersedes the old one, and it is preferred to use the new technology instead. 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 ...
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Legacy systems are considered to be potentially problematic by some software engineers for several reasons. [4]If legacy software runs on only antiquated hardware, the cost of maintaining the system may eventually outweigh the cost of replacing both the software and hardware unless some form of emulation or backward compatibility allows the software to run on new hardware.
Technical obsolescence, or the adoption of newer, more accessible technologies with the intention to replace older, often outdated software or hardware, occurring on the side of the consumer or manufacturer.
In 1960, cultural critic Vance Packard published The Waste Makers, promoted as an exposé of "the systematic attempt of business to make us wasteful, debt-ridden, permanently discontented individuals". Packard divided planned obsolescence into two sub categories: obsolescence of desirability and obsolescence of function.
Deprecation may also occur when a technical term becomes obsolete, either through change or supersession. [ clarification needed ] An example from paleontology is the previously deprecated term Brontosaurus : before being recognized once again as a unique genus, [ 11 ] it was considered a popular, yet deprecated, name for the genus Apatosaurus ...
In the history of science, forms of words are often coined to describe newly observed phenomena. Sometimes the words chosen reflect assumptions about the phenomenon which later turn out to be erroneous. In most cases, the original forms of words then become archaic and fall into disuse, with notable exceptions. This list documents such archaisms.
Dashboard - Originally, the word dashboard applied to a barrier of wood or leather fixed at the front of a horse-drawn carriage or sleigh to protect the driver from mud or other debris "dashed up" (thrown up) by the horses' hooves.[1] The first known use of the term (hyphenated as dash-board, and applied to sleighs) dates from 1847.[2]