It was such a radical change, in fact, that the early Macintosh development team in '82, '83, '84 had to write an entirely new operating system from the ground up.
이것은 매우 큰 변화였으며 실제로 초기의 매킨토시 개발팀은 82, 83, 84년도에 완전히 새로운 운영체제를 처음부터 만들어야만 했습니다.