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by jsherwani
1582 days ago
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My PhD thesis focused on voice interface design for people with limited literacy skills. One of the most surprising discoveries for me was that menus and even lists of items aren’t natural concepts that exist outside of a context of literacy. Even for voice interfaces, a touch tone menu (“for X press 1, for Y press 2...”) was a lot harder to navigate than an equivalent voice-based menu (“would you like X, Y, or Z?”). As a side project during my final year of my thesis research, I wrote an iPhone app that unexpectedly propelled me into the world of entrepreneurship, so I ended up pursuing the startup life after I graduated. But this space is still fascinating to me. |
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When I was trying to teach him to use it, I was amazed to find that even the simple (in my mind) concept that pressing the "up" button the remote would move the menu selection up on the screen, and that to play the DVD you needed to select the "Play movie" option and choose "enter" was completely foreign to him.
I think as "digital natives" with both long term exposure and a real interest in technology, it's very easy to forget how many layers of implicit knowledge our systems are built on.