Global warming. Global cooling. No matter where you fall on the debate, one thing is undeniable: computers use electricity and most ways of generating electricity tax natural resources. The ...
An IBM mainframe computer in 1970 (pictured above) cost $4.6 million and ran at a speed of 12.5 MHz (12.5 million instructions per second), which is a cost of $368,000 per MHz. After the invention of ...
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