Moving through a bustling JR East station, one can't help but notice the ubiquitous digital information swirling about.
Heading toward the Konan exit in Tokyo's Shinagawa Station, pedestrians can be overwhelmed by the 44 65-inch displays running digital ads. Even inside trains, small monitors above the doors stream digital content almost nonstop.
With flat-panel displays now affordable and communications infrastructure growing more advanced, digital signage — information displayed digitally in public spaces — is growing in both use and variety, like ads that change depending on the time of day or interactive guides in commercial buildings.
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