Utilities vow to prep infrastructure for plug-in cars | Green Tech - CNET News "There's a great deal of interest from consumers in plug-in vehicles but electricity utilities say they need to prepare even before electric cars start to plug in. Industry association the Edison Electric Institute on Wednesday issued a pledge that its members will take steps to smooth the transition to electrically fueled vehicles. The chairman of the institute and CEO of utility DTE Energy, Anthony Earley, voiced the industry's support for plug-in vehicles here at the Business of Plugging In Conference."