Lockpicking, the art of opening locks without damage, is also utilized by people of the Netz39 Hackerspace. If you want an introduction or tips and howtos just ask. For beginners the lockbox contains one special ABUS Buffo lock wich is onesided opencut to reveal the mechanism.
Because locks are expensive and the lockbox ones boring after some time new locks can be found at multiple locations in Magdeburg. The next to the space location is the Sternbrücke providing lots of love locks. Pasttime lockpicking resulted in a long chain. Next year new ideas are needed for interesting new combinations of the picked love locks.