3 ms·
"PC compatible" was a common shorthand reference to "IBM PC compatible" which was referring to a specific architecture compatible with IBM PC software, and late
by kube-system 3y ago
"PC compatible" was a common shorthand reference to "IBM PC compatible" which was referring to a specific architecture compatible with IBM PC software, and later, that platform's descendants. There were many personal computers at the time but colloquially, the IBM PC was the PC.