In an era when home court means less and less, the Boston Celtics are 16-0 at TD Garden

Fans react behind Boston Celtics’ Jrue Holiday (4) and Toronto Raptors’ Dennis Schroder (17) after the Celtics prevented the Raptors from scoring in the final seconds of the fourth quarter during a game Friday in Boston. (AP Photo/Michael Dwyer)

When the Boston Celtics were winning championships with Larry Bird and Kevin McHale in the 1980s, they were notoriously tough to beat at home. The old Boston Garden could be oppressively hot, and a rowdy home crowd added another obstacle.