The Long Road to an Alternative-Energy Future

The Long Road to an Alternative-Energy Future - WSJ.com: "New energy technologies are coming that will shrink our use of fossil fuels and cut emissions of greenhouse gases.
The Journal Report
See the complete Energy report.Just don't expect them anytime soon.
Why the delay? After all, the computer revolution has shown how rapidly new innovations can be imagined, developed, brought to market and have an impact. But new energy technologies don't work that way—they can take years to gain just a toehold in the market, and 20 to 30 years to push aside existing products or techniques."