Gesture based computing in hospital

How often do I have to explain the new touchscreens?
The position of the bedhead and the base is controlled by splaying/spreading your fingers. Utterly simple. As with the iPhone. Spreading as far as possible and you sit up straight.

Image source: http://www.heise.de/ct/schlagseite/

I simply could not resist when I found this on the c’t magazine website 😉 However, note that this cartoon is already from 9/2009.