I can see this going nuts in the US Crazy about their discounts...

I can see this going nuts in the US

Crazy about their discounts and their coupons

But more importantly its about the "gamification" trend

Turning mundane tasks like household chores for kids and brain exercises  into fun games...

NAB is onto it with Bugwolf

http://www.startupdaily.net/2014/12/nab-partners-melbourne-startup-bugwolf-gamify-product-testing/

These sort of apps/products are doing very well

So what if you "gamified" something that was ALREADY fun, enjoyable and popular like online shopping...

Its genius