The 5150, also known as the IBM PC, was by no means the first personal computer on the market. IBM had tried before in 1975 with a $9,000 behemoth that never took off. Commodore, TRS and Apple had been in the home computer business since 1977. They all found favor with the home enthusiast set, but failed to break into the boardroom. After the 5150’s debut on August 12, 1981, Apple took out an ad in the Wall Street Journal congratulating the company on finally noticing the PC market. The famous headline said, “Welcome, IBM. Seriously.â€
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