Don't trust your car sat nav when it's not using OSM
Publeyêe per Pieren lo 10 July 2013 en English.lol, an american tourist trusting his GPS sat nav instructions in Switzerland and falling in steps:
http://www.20min.ch/ro/news/suisse/story/Il-suit-son-GPS-et-s-engage-dans-des-escaliers-24926325
Btw, the steps are clearly indicated in OSM: osm.org/?way=134989608
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