He says the new plastic lighting source can be made into any shape, and it produces a better quality of light than compact fluorescent bulbs which have become very popular in recent years.Curly cube? I'm guessing the BBC didn't hear that right and they don't say curlicue in Britain.
"They have a bluish, harsh tint to them," he told BBC News, "it is not really accommodating to the human eye; people complain of headaches and the reason is the spectral content of that light doesn't match the Sun - our device can match the solar spectrum perfectly. I'm saying we are brighter than one of these curly cube bulbs and I can give you any tint to that white light that you want."
December 3, 2012
Invented by David Carroll, professor of physics at Wake Forest University: