so IBM had to roll out the IBM7080, which was compatible, at least, with the 705. Both machines could run 650 code via emulation. Hardly a personal computer, this beast weighed over 23,000 pounds ...
In 1981, dBASE II brought database functions to the personal computer and launched an industry of compatible products and add-ons. The IBM PC was successfully cloned by Compaq and unsuccessfully ...
In 1981, IBM entered the fray with its own personal computer, the PC, which became Apple's biggest competitor. From a do-or-die business venture in the mid 1970s, the personal computer evolved ...