VAR has led to more correct decisions for sure, but post-VAR errors are infinitely worse as rather than a ref/lino having to make a rapid judgement in real time, this is a gormless incompetent making an incorrect decision despite having the benefit of unlimited slow-mos from multiple angles...
It is human error.
-clown 1 draws the line to the wrong player
-clown 2 (experienced pro ref paid 000s for a single game) fails to spot the line has been drawn to the wrong player