Senior Editor Stephen Lacey interviews Senior Vice President of Research Shayle Kann at Greentech Media's U.S. Solar Market Insight Conference 2013. They discuss how close solar energy is to becoming mainstream, according to the following checklist:

In order to be mainstream, solar must be...

--a primary source of new electric capacity
--cost-competitive without reliance on fickle incentives
--taken seriously by the electricity industry
--bankable