Because of this new world of information sharing and audience fragmentation, it is important that the messaging in advertising, media (in a PR domain), product packaging, internal and external memos, etc. be consistent.

FORBES: PR Is Dead

Perhaps in some slow-moving companies, those hardened-silo outlooks persist, but in top-performing businesses across the world, all C-level execs are balancing their domain expertise with intense focus on customer behavior and other external factors.

FORBES: Can CIO Turbocharge NASCAR Revenue?

That is extraordinary behavior for a global company worth a quarter-trillion dollars whose traditional value lies in linking users to external sites -- in other words, getting you out of the domain ASAP.

ENGADGET: Editorial: FTC and Google -- why the right decision feels so wrong to so many people