If they can give a home advantage then good luck to them, from a home team perspective you would be thinking our boys are motivated by this while everybody else hates it fuk the rest we'll make them even louder.
Lots of teams have a unique supporter style, it gives them an edge, can intimidate the away team and motivate the home team, its a unique part of football culture.
The sound of a swarm of bees sounds annoying to most of us and is probably meant to.