I remember that old Tarzan cartoon. The other thing that was famous is when he dove into the water. They would use that exact same diving scene every episode. And since animation was hand drawn at the time, I can see why. I can't imagine drawing an animated "splash."
In Spidey's defense, his webbing dissolves after about an hour.
As for Grok, it seems good for showing random boobs, but I don't think it is able to make any hardcore porn.