China ... plans to invest $600 billion in developing its national smart grid over the next decade" http://xrl.us/bij6yi
The EPRI report estimated the cost of upgrading the U.S. grid could range from $338 to $476 billion, up from $165 billion in a 2004 forecast. Benefit estimates have also skyrocketed to a range of $1.2 to $2 trillion, up from $660 billion estimated in 2004.
Smart Grid videos
http://xrl.us/bij3ti A new report from Pike Research forecasts that 276 million smart grid communications nodes will be shipped worldwide from 2010 to 2016, with annual shipments increasing dramatically from 15 million in 2009 to 55 million by 2016... this will represent a total industry investment of $20.3 billion during the seven-year forecast period, with annual revenues increasing from $1.8 billion in 2009 to $3.1 billion by 2016..."