If this dude is still getting publishing checks from all that ghost writing, he should be happy and lay in the cut.
But now he's on front street. TV, radio etc. Poppin' off EXTRA.
Kanye wouldn't owe him any pub money if his paperwork is straight.
NOW, if Kanye does owe him some money, and they were "friends", and he ain't even holler when his man had a kid, that is indeed foul.
Cons. Dame. You do the math.