Celtics Aren’t Chasing History Books Despite Still-Perfect Home Record

BOSTON — Not a single team in the NBA has managed to defeat the Celtics through their first 20 home games played, but how much does it matter? In beating a subpar Spurs team, 117-98, on Wednesday night, the Celtics preserved their undefeated run at home. Boston ran circles around San Antonio through an uncompetitive four quarters, becoming just the 13th team in NBA history to begin a campaign with a red-hot 20-0 start at home. The Celtics already broke a previous 67-year-old franchise record of 18 consecutive home wins to start. And while that could prompt some comparisons to some of the all-time great Boston teams, Celtics head coach Joe Mazzulla prefers the attention be directed elsewhere moving forward…