AOL, as it happens, is the only company that might be a viable alternative to Microsoft as a merger candidate, but whether Mr Miller's presence would help in any such negotiation is questionable, since he was in effect ousted.

ECONOMIST: Yahoo!

Perhaps when I choose to send email or speak to someone or even engage in a negotiation a tool could help me take into account information like this.

FORBES: Data, The Facebook Nation, And New Opportunities