Mate, I love arguing, so long as it doesn't get to fruity. I can always see the wrong in the right and the right in the wrong. I just do it for enjoyment, without trying to undermine other people. And I am also able to say when I think things are wrong without worrying about the shit storm.
So... assuming it was a penalty, it took Salah to go to the floor in order to get it. If he had stayed on his feet he wouldn't have. That says more about the official than the player. Now, I used to play as a centre forward in my younger days, not at their level obviously. But if the defender...
Once upon a time commentators used to commentate, it wasn't their jurisdiction to have an opinion. Just because you know the player on the ball by his shirt number doesn't make you an expert. Sadly they seem to have an opinion nowadays that no-one really gives a f**k about.