Conversation so far:
What record did Mark Taylor break?
Mark Taylor made 1,403 first-class runs at 70.15 during the 1989–90 season, and ended 1989 with 1,219 Test runs.
How was Mark Taylor making 1,403 first class runs and ending with 1,219 test runs significant?
Mark Taylor became the first player to better one thousand Test runs in his debut calendar year.

Question: What else is notable?
Self-contained rewrite: What else is notable about Mark Taylor becoming the first player to better one thousand test runs in his debut year?