Piglins do not become aggressive when you shoot them with an arrow from more than 16 blocks away. The snowball with player UUID also doesn't make them angry.
They should become aggressive, just like they did in 1.16-1.16.5
They do not become angry.
Piglins can no longer hear players breaking protected blocks through walls
Piglins and piglin brutes no longer call other piglins after attacking one of them behind walls