http://en.wikipedia.org/wiki/Spandrel_(biology) http://en.wikipedia.org/wiki/Spandrel_(biology) Not contradicting you, just saying there are shades of nuance t

http://en.wikipedia.org/wiki/Spandrel_(biology) http://en.wikipedia.org/wiki/Spandrel_(biology) Not contradicting you, just saying there are shades of nuance to the verb "to cause".