Do you know about this new road sign?

Have you noticed this, while riding in Scotland?
THE story behind mystery road signs and markings that appeared alongside some of Scotland’s best biking routes – and that have been intriguing motorcyclists over the past year – has been revealed by research scientists.
It turns out that the features – on roadside poles and on the road surface – are part of a trailblazing new experiment into motorcycle casualty reduction, launched by Transport Scotland.
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