BSOD
I was out in the Bullring today and they have these information booths where you can find shops and see a map of the Bullring. And what did I see? This:

It always makes me chuckle when I see everyday machines crash, like cash machines stuck on the BSOD, or the movie listings at the cinema.
Technorati tags: BSOD, bullring, geekhumour
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