It is reported today in our local newspaper that eHarmony.com has been given a patent U.S. Patent No. 6, 735, 568 which describes a “method and system for indentifying people who are likely to a successful relationship.”
“But the patent has als sparked a debate: Can the elusive art of matchmaking be reduced to equations and databases?”
http://www.eharmony.com/core/eharmony?cmd=home
There are too many mathematicians etc with too much time on their hands 
MarkB