Xerox mining who you are by what you browse

From Slashdot..

“Xerox has filed a patent covering a technique to recover demographic information like your age, sex and perhaps even your income by analysing the pattern of web pages you browse. They want to license the technique to online advertisers and shops. Read the full patent here.

Anyone know someone from Xerox. Sounds like they should be at the IIW learning about ‘real’ relationships.