The next two days in Madrid are #CramboDS2012 days, though its correct title is II Simposium Digital Signage [1], organised by Crambo Visuales being held at the exclusive Palacio Neptuno, in the heart of Madrid (today, May 23rd and tomorrow May 24th).
[2]
NEC are one of the big sponsors and there are a number of break out booths like the one shown above.
[3]
The event has attracted 1200 registrations we are told.