I think the fact the fact Walker made no attempt to go for the ball, either by jumping for it or controlling it made it look even worse. It was a penalty but so easily avoidable.
Gary Neville sums it up well. The VAR only get the angles that the directors give them. There are about 26 angles and only 2 directors/producers who get about 30 seconds to view them and send to VAR to then make a call if something needs to be seen.
Sky Sports on a live match have about 14...