IBM owned literally the whole market on computers at a time when computing equipment was prohibitively expensive and centralised.
IBM was a special case, I'm not sure there were many markets so thoroughly cornered like IT was for about 3 decades. I guess telephone (AT&T) was similar.
IBM was a special case, I'm not sure there were many markets so thoroughly cornered like IT was for about 3 decades. I guess telephone (AT&T) was similar.