TSMC certainly has the clout to do either solar cell related products or LED or both.
The solar business is still very capital intensive and may take longer to turn a profit as compared to LED lighting products. LED lighting is beginning to take off in a big way, and many channels exist for selling the chips to make them.
I would bet on LED lighting first.
The Other Tesla David Blaza5 comments I find myself going to Kickstarter and Indiegogo on a regular basis these days because they have become real innovation marketplaces. As far as I'm concerned, this is where a lot of cool ...