Kristaps Porzingis just began his third season, and somehow it feels like we’ve waited a decade for him to have a competent point guard. This is a more Knicks-wide crisis, decades in the making, involving a procession of washed, deluded, or otherwise bleak names: Stephon Marbury, (old) Baron Davis, (old sad) Steve Francis, (sad) Derrick Rose, Raymond Felton, Pablo Prigioni, Jose Calderon, to name just a few. So yes, the issue precedes him—but Zinger is the type of player who makes that absence really felt, the voracious son who deserves to be fed. Someone, anyone, just feed this boy, he’s so slender. Already it was heartening to see Jarrett Jack—yet another old point guard, an easy signing to mock, but a good one—deliver Porzingis 12 assists in their first 28 minutes together…