<ul><li>A programmer named Dmitry Grinberg has managed to boot Linux on an Intel 4004 CPU, which was the first commercially produced microprocessor in the world.</li><li>The Intel 4004, released in 1971, is a 4-bit processor originally designed as a calculator chip.</li><li>Booting up Linux on the Intel 4004 took 4.76 days, and even a directory listing command took 16 hours.</li><li>Grinberg used a development board with the Intel 4004 processor, clock generator, RAM, a ROM controller, and performed emulation tricks and Linux optimizations to achieve this feat.</li></ul>

Someone built a system with Intel’s first CPU that’s half a century old, and it can boot Linux – if you have a spare week to wait

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