It really seems like the longest-tenured player on the Spurs roster is only a placeholder for the time being. He hasn't been dealt yet, but nearly every proposal that pops up on the feed features him. He's the first obvious candidate to be moved, so I guess that's why Yahoo! Sports put him in a mock trade for a straight-up swap with the New York Knicks to bring Josh Hart to San Antonio, but that's a hard no.
Misleading title aside, there's no reason for either team to make that trade. "Knicks trade pitch sends Josh Hart out West for 22.