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Tag: Gotek

IBM Personal Computer XT

With Apple, Tandy, and Commodore’s early microcomputer success, the industry speculated how IBM would respond. The mainframe giant had dominated computing for decades, but its initial efforts to make a viable microcomputer had fallen flat. That changed when Bill Lowe and Dan Estridge set out to develop a micro outside the usual IBM bureaucracy. Just twelve months later, in August 1981, they unveiled the IBM Personal Computer (5150). The PC was made from off-the-shelf components with a custom IBM BIOS. Though it could run the popular CP/M operating system, it came packaged with BASIC and a new disk operating system from Microsoft. The early 5150s were a high-priced competitor to the 8-bit micros of the day, but IBM quickly iterated…

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