Scrolling Behaviour in iTunes Store

I have an interesting observation in scrolling behaviour on iTunes Store.

The common practice of a scrolling interface is that, when a user click on the “down” button of a vertical scrollable container, the content within the container will shift up, revealing more content below the current visible area. This behaviour has been commonly understood and widely implemented in most platforms and products.

However the iTunes Store behaves differently. As you can see from the screen capture below, when clicking the “down” button on the scrollable area of the Featured Product box, the content would shift down instead of up.

This behaviour, although not super obvious and devastating to most users, is annoying to me as if I am driving on the wrong side of the road. What do you think?

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Safeway Donation Campaign for Local Breast Cancer Research

Donating a few cents while grocery shopping has never been easier.

The other day I went to a Safeway for some grocery shopping, and when I was checking out the cashier asked, “would you like to donate 73 cents to the Breast Cancer Research centre?” While puzzled for a moment why the odd amount of money, I nodded and immediately got the answer when the change was dropped from the auto change dispenser: my transaction was rounded up to the dollar and the cents were donated. Then I walked out of the store with a warm nice feeling.

From my usability observer’s point of view, this fund-raising method is clever in a few ways:

  1. Since the donation happens during the check out process, there is no separate action for the consumer to give the money. Hence the low fraction of donation.
  2. Small change is one thing that lots of people don’t really like to keep in their pocket nowadays. In a gas station you can often see a tray that reads “leave-a-penny” – spare a few pennies that you don’t wanna keep anyways to the next customer who might need them to make up the gas payment. So here Safeway is actually doing me a favour for keeping the change.
  3. Just like me, I believe lots of people are willing to do something for a cause, but often not very motivated to do it. If you can design a way to do it with very low affordance (very easy to do) people will love to participate as well as loving your brand more. Should note that for brand loyalty development.

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About Calvin

Hello there, I’m Calvin Chun-yu Chan. Grew up in Hong Kong, studied and worked in Canada as web engineer+designer, now designing mobile apps in Tokyo. On my blog I would like to share my opinions on design, usability, culture and creativity.

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Twitter @calvincchan