Personally find the posts about his poor performances a bit irritating.
How you can slate the lad, after losing 3 goals to set pieces, from which none of the scorers were his man, is a bit of a joke really.
Yes his mental game isn't up to scratch, but he's 21. Man City have just paid £50 million for a center half with the same problem.
Ranieri is to blame, not Amartey.
Edit: For what it is worth, I think he is the most talented