Lots of opinions these days on whither the solar power industry — nothing new, people have been wondering whether solar power was practical on a large scale for decades. But in today’s carbon-sensitive world, it is a puzzle that is pondered by more people than ever. http://seekingalpha.com/article/108356-expect-continued-drops-in-solar. The Third China Intl New Energy Summit, held yesterday in Beijing, had some thoughts on the matter. Most of the companies mentioned are Nasdaq-traded.