Yes:
Denying a goal is when the ball is definitely going into the net. If the handball isn't made, the ball will 100% go in the net.
Denying a goal scoring opportunity is preventing the ball from having the opportunity to go in the net. It may go in, it may not - it is an opportunity.
So from a...
Could you please quote from the rules where a goal scoring opportunity has to be a chance to shoot, and not a shot that's already been taken.
As above - I know what happened, so please show where it is not still an opportunity
Er, what? The ball could have gone in the net - of course it was an opportunity (just like Murray vs Shef Wed).
His arms may have been further out than Oliver realised - regardless, they got it wrong.