[SystemSafety] Watch out for exploding ticket machines on German Railways!!

[Peter Bernard Ladkin]

Well, just when we travellers thought DB had the user interfaces finally sorted out...... Unless, of 
course, they only explode when naughty people try to buy tickets.......

http://www.guardian.co.uk/world/2013/may/30/german-rail-exploding-ticket-machines

PBL

-- 
Prof. Peter Bernard Ladkin, Faculty of Technology, University of Bielefeld, 33594 Bielefeld, Germany
Tel+msg +49 (0)521 880 7319  www.rvs.uni-bielefeld.de