Though her research helped her, particularly books like John Meyer's "Heartbreaker: A Memoir of Judy Garland, " too much information could get in the way.

WSJ: Tracie Bennett as Judy Garland, Capturing the Essence of a Legend | Creating

Brokers are responsible for bringing different banks together anonymously as buyers and sellers, to help them trade without giving away too much information about their trading position that could be used against them.

BBC: UBS sign

It certainly could be argued there is too much information, but I doubt anyone would want to go back.

FORBES: Investors Today Have Much to be Thankful For

More than half of adults 45 and older who are on social networks like Facebook could be in danger of becoming victims of identity theft or other crimes because they share too much private information, according to a study released today.

FORBES: Adults are making the Internet less cool