Grid Manager: Plug-in autos are OK if charged overnight or else

Plug-in hybrids are a hot topic right now. But there are many who question if our electric grid will be able to support a massive influx of EVs and plug-in hybrids? Those who know often say "yes," "yes" and "yes" again. We can now add Stephen Whitley, president of the New York Independent System Operator, to the list of those who say plug ins are a good idea. Whitley has published a report saying that the grids are ready for cars with cords as lo...