Speeddial -codelock

My Blog entry:
http://marcuswolschon.blogspot.com/

Blog entry by Ax0n:
http://www.h-i-r.net/2010/01/review-master-1500id-speed-dial-lock.html

pdf explaining the mechanics:
http://toool.nl/Image:The_New_Master_Lock_Combination_Padlock_V2.0.pdf

animation by Michael Huebler:
http://toool.nl/images/e/e1/MhVisualizer_V2.0_p.swf

At Easterhegg last weekend I was introduced to this amazing lock (Master Lock 1500iD).
You can enter a combination of up, left, right and down -movements of