[jraph]

What?

> Strangely, you won't often see this kind of pricing in offline retail stores, only during promotions

I think I see this whenever I enter a regular supermarket.

> When paying online, people's consumption psychology is more impulsive because you don't take out cash when paying; you just pay a number, and the money is deducted from your bank card

People overwhelmingly pay by card at actual shops and rarely use cash.

This may depend on the location of course.