or the maraca PDA
http://hhil.hitachi.co.jp/products/waterscape-e.html
To allow browsing of information in a passive and relaxed way, we have developed a prototype personal digital assistant (PDA) terminal with no buttons at all. By operating the terminal with simple tilting and shaking gestures, contents such as movies and music can be enjoyed.
In a former article (see below), I wrote about the increasing importance of what I called “gestural control”, which I had already been following in relation to musical intruments and seems to be slowly finding its way into everyday life (it even went mainstream when it was used in the videogame “Black&White”, for instance). In this case, Hitachi shows us a little neat device, merely a screen, where several icons (bubbles) literally “float” around. Tilting the device will displace those bubbles in such a way that when one of them gets to a “hotspot”, located in the center of the screen, it will reveal its contents, which the user can select in the same way. A second different gesture, that of shaking the device, provides a means to “go back” or deselect the current feature.
As a prototype, the waterscape is a study for new, more intuitive ways of accessing data in electronic devices. However, there are Continue reading Shake that waterscape,