I mean it's his life. Until he realizes he has a problem, nothing you do or say will reach him. He has to experience that rock bottom event which will trigger a

I mean it's his life. Until he realizes he has a problem, nothing you do or say will reach him. He has to experience that rock bottom event which will trigger a change in his behavior. Unless he's being super disruptive (and it sort of seems like he's burdening the rest of the team), then it's an HR thing IMO. FWIW, someone I know has written the best code I've ever seen while wasted and high on an edible.