Hours after the settlement was announced, three-time major champion Stan Wawrinka posted on X: "I don't believe in a clean sport anymore ..."

Sinner's first behind-the-scenes vlog chronicled his Australian Open victory, but the former Wimbledon finalist took the opportunity for another openly sly dig at the world No. 1.

Two of the most visible players from Australia could not be farther apart in terms of passion, presence, and persistence.