Borg had defeated Mac in January 1981 and beat him twice in Aussie-exxos in the late winter 1981, once I guess 6-0, 6-4 although Mac said he played great. He was stunned. Borg says to this day -- that when his mind was there those few times in 1981 he played the best of his life.
14 months later after the tragic 1981 USO-final they faced off in the prestigious AKAI-tourney, early November 1982. Borg hadn't played many matches in 1982. Mac was ranked No. 1 in the world at that time and had a streak of 33 matches matches in a row indoors or something. Borg played hardly anything. But it looked like this on fast indoor carpet in Sydney:
Lendl had an even longer indoor winning streak at the time blowouting even Mac indoors -- Borg pulverised Lendl 6-1, 6-4, 6-2 effectively ending Lendl's indoor streak ahtough it still stands I guess in the record books...