That's pretty freaky, Bowie.
"...While writing their third album, N.E.R.D. watched a Discovery Channel show about synesthesia, a neurological disorder that causes people to experience sounds as colors or as objects in their minds... Does that creative concept work? Hard to say, but the results are experimental and expansive..."
For the full article, go here. I'm not vouching for the album, because I haven't heard it. But that's a pretty wild concept.
What will they think of next? o.0