Aldi launches posh Wagyu beef at £6.99 for 8oz steak: Why?

Aldi has announced that it will be selling Wagyu beef this summer. It's one of the most expensive types of steak, at an eye-watering £6.99 for an 8oz sirloin steak. Why is it so expensive, why is Aldi stocking it?

And would you buy it?%VIRTUAL-SkimlinksPromo%