Really? You can plot them together, and it appears 'quorra' spiked about two weeks before 'quora'. Tron released December 17th 2010, according to wikipedia, correlating nicely with 'quorra' searches. What happened January 1st to cause a huge spike in 'quora' searches?
http://www.google.com/trends?q=quorra%2C+quora&ctab=0...