Not really, the Kirk <--> Dekker dynamic in TMP wouuld never have been in a TNG script/story. McCoy would have been tamer too.
Perhaps. But the Roddenberry's evolved humans were present. It was cold, cerebral, man was the creator, the god V'Ger was looking for. Much like how Q is God and humanity is now morally superior. Sure they didn't have the power of Q, but they had evolved and were morally superior.