Sometimes transport’s message should be heard and not seen

In a world of visual confusion and complexity as digital systems multiply, there is still an important place for the spoken word in effective communication

The digital revolution has unlocked a rush of new information systems that offer diverse ways of putting both encyclopaedic and highly specific rail and bus service information in front of users. But by their very diversity and variety such messages risk being overlooked in the resultant potential ‘information overload’.

Sometimes, a single simple overriding ‘alert’ or ‘announcement’ needs to get through above the rest.

The basic means to do this - the public...

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