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T’was only a matter of time: talk of lowering the speed limit on interstates across the United States has taken on a renewed and serious tone. Jack Cafferty, a man at CNN worth listening to (and reading at explored the issue in this brief blog post.

This (trustworthy?) Wikipedia article fully explores the prior 55mph limit that took charge in the mid 1970s. It shouldn’t surprise anybody that $3.60-4.00/gallon gasoline invokes some measure of national fuel-saving discussion.