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"&lt;a href=\"http://www.usatoday.com/default.htm\"&gt;USA Today&lt;/a&gt; ran a small &lt;a href=\"http://www.usatoday.com/money/autos/environment/2007-08-21-fuel-meter_N.htm?csp=34\"&gt;story&lt;/a&gt; last week on &lt;a href=\"http://www.nissanusa.com/\"&gt;Nissan Motors&lt;/a&gt; plans to equip all of its cars and trucks with a dashboard gauge showing the fuel-efficiency of one's driving. The gauge displays your instantaneously computed miles per gallon as a bar graph - the more fuel efficient you drive, the longer the bar displayed.\n\nNissan claims that based on its in-house testing drivers will cut their fuel by 10%. \n\nI bet if the price per gallon of gasoline was also displayed, or maybe the &lt;a href=\"http://www.irs.gov/index.html\"&gt;IRS&lt;/a&gt; &lt;a href=\"http://www.irs.gov/newsroom/article/0,,id=163828,00.html\"&gt;standard&lt;/a&gt; cost per mile reimbursement rate (currently 48.5 cents per &amp;hellip;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://spectrum.ieee.org/riskfactor/computing/it/is_that_lead_in_your_foot>