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An article about 'Kek', a versatile PDP-11/70 emulator that runs on platforms from Linux to microcontrollers like the Teensy 4.1 and ESP32, capable of running various Unix versions.
The article details how Douglas McIlroy compressed a 250kB dictionary into 64kB RAM for Unix spell using stemming, Bloom filters, and Golomb coding, achieving near-theoretical-limit compression.
The PDP-11 minicomputer, introduced in 1970, was highly influential in computing history, helping to birth UNIX and the C programming language. This article provides an overview of its architecture and impact.