Lisp machine
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Lisp machines are general-purpose computers designed to efficiently run Lisp as their main software and programming language, usually via hardware support. They are an example of a high-level language
A Knight machine preserved in the MIT Museum
Symbolics 3640 Lisp machine
Symbolics 3620 (left) and LMI Lambda Lisp machines
Orphaned technology
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Orphaned technology refers to computer technologies that have been abandoned by their original developers. The concept is not to be confused with deprecation, a gradual shift to newer technology; orph
Lisp machine
…ICAD - example of knowledge-based engineering software originally developed on a Lisp machine, later ported to other platforms Orphaned technology Symbolics website…
An Intel iAPX 432 processor, abandoned due to performance issues