The promise of interactivity between potential customers and display technology is only at its beginnings; however, advertisers are looking to enable a higher level of engagement with digital signage audiences by enabling a backchannel. Due to the simplicity of SMS messaging and the ubiquity of wireless handsets, 40% of new network digital display platform installations will leverage SMS for interactivity by 2012, according to MultiMedia Intelligence. This is up from approximately 5% in 2007.
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