Sitting next to the automatic door between train coaches in Switzerland provides a fantastic opportunity to observe the range of behaviors when people interact with a very basic instance of ubiquitous computing. Interestingly, most Swiss trains have sensors located in the upper part of the doorway. Experienced travelers know they have to wait for their presence to be detected, while nervous commuters wave their hand at the sensor to open the door. However, a longer period of observation reveals plenty of less-than-fluid usage: Elderly travelers try to find an (absent) handle; some people in a rush bang their head…
You must be a member of SIGCHI, a subscriber to ACM's Digital Library, or an interactions subscriber to read the full text of this article.
GET ACCESSJoin ACM SIGCHI
In addition to all of the professional benefits of being a SIGCHI member, members get full access to interactions online content and receive the print version of the magazine bimonthly.
Subscribe to the ACM Digital Library
Get access to all interactions content online and the entire archive of ACM publications dating back to 1954. (Please check with your institution to see if it already has a subscription.)
Subscribe to interactions
Get full access to interactions online content and receive the print version of the magazine bimonthly.