03/12  T-Mobile's City concept versus O2's X-Mas Calendar

Category: QR Code, Data Matrix...    By editor at 00:34
First T-Mobile's "Beyond Interaction", visible in 16 german cities during December (example: official Berlin QR code here):

T-Mobile Berlin


Second o2's X-Mas Calendar Entry for Today (12.12.2008)*

o2, third day

* Updated the tracking code (same code, new content). Tracking code for o2.

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