Customers walking round town with your carrier bag is a great way of advertising.

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As readers, we imagine a stable, continuous Steadicam motion upwards (and also visualize the sign carrier in the "shot" walking at a constant pace, perpendicular to the direction the "camera" is moving).

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"Our study shows that the heel-down posture increases the economy of walking but not the economy of running, " says Carrier.

CNN: Running debate: Bare or in shoes?

The other study, focusing on walking form, comes from University of Utah biology professor David Carrier.

CNN: Running debate: Bare or in shoes?

Apparently, walking onto their home court Saturday and mistaking it for the Carrier Dome will not be one of those issues.

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