If modern fuel-injected cars had automagic engine running management a-la hybrids, mucho idling gas could be saved. Modern engines apparently can save gas by sh

If modern fuel-injected cars had automagic engine running management a-la hybrids, mucho idling gas could be saved. Modern engines apparently can save gas by shutting off if expected to stop for any more than 10 seconds. http://www.aarp.org/money/budgeting-saving/info-05-2009/ask_sid_saving_gas_.html http://www.aarp.org/money/budgeting-saving/info-05-2009/ask_...